Soothing shower gel and preparation method thereof

Abstract

The invention relates to the technical field of cosmetics, in particular to soothing shower gel and a preparation method thereof. The soothing shower gel is prepared from the following raw materials in parts by mass: 0.08 to 0.12 part of disodium ethylene diamine tetraacetate, 0.05 to 0.1 part of a plant extract, 35 to 38 parts of a surfactant, 4 to 6 parts of methyl monoethanolamine cocoate, 0.5 to 0.6 part of a preservative, 0.4 to 0.5 part of a bacteriostatic agent, 1.8 to 2.2 parts of pearly slurry, 3.4 to 3.8 parts of sodium chloride, 0.1 to 0.2 part of essence and 50 to 54 parts of deionized water. The soothing shower gel disclosed by the invention not only has a remarkable cleaning effect, but also is mild and skin-friendly, has various skin care effects, and is a high-quality shower product suitable for various skin types.

Description

Technical Field

[0001] The present application relates to the technical field of cosmetics, and in particular to a soothing shower gel and a preparation method thereof. Background Art

[0002] With the improvement of living standards, people have higher and higher requirements for the quality of life and the user experience of various daily necessities. For example, the demand for bathing liquid for daily bathing not only requires good decontamination and cleaning functions, but also requires certain antibacterial and post-bath care functions. In other words, there is an increasing demand for bath liquids with multiple composite functions. As a cleaning agent used for bathing, shower gel is divided into alkaline and acidic types. Its ingredients include chemical soda and stabilizers in chemical production, foam stabilizers, flavors, thickeners, chelating agents, skin care agents, colorants, and some functional ingredients such as Chinese herbal extracts, hydrolyzed proteins, vitamins and lanolin derivatives.

[0003] There are many types of shower gels on the market, including general cleansing, moisturizing, whitening, etc. Existing shower gels often damage the skin barrier while pursuing cleaning power, especially in the process of cleaning, they may damage the sebum membrane, leading to increased water loss in the skin, causing dry skin, itching and other problems. Among them, although products for sensitive skin emphasize gentle cleansing and low irritation, the technology of taking into account deep nourishment and soothing effects while effectively cleaning still needs to be broken through. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present application provides a soothing shower gel and a preparation method thereof. The soothing shower gel prepared in the present application has excellent mild, deep and efficient skin cleansing and skin affinity, can significantly reduce skin moisture content, resist allergies and soothe skin, relieve fatigue, has obvious skin regulation, and reduces irritation to sensitive skin. In addition, it also has a good antibacterial effect.

[0005] In the first aspect, the present application provides a soothing shower gel, which adopts the following technical solution: A soothing shower gel comprises the following raw materials, measured by weight: 0.08-0.12 parts of disodium ethylenediaminetetraacetic acid, 0.05-0.1 parts of plant extract, 35-38 parts of surfactant, 4-6 parts of methyl monoethanolamine cocoate, 0.5-0.6 parts of preservative, 0.4-0.5 parts of antibacterial agent, 1.8-2.2 parts of pearlescent slurry, 3.4-3.8 parts of sodium chloride, 0.1-0.2 parts of essence and 50-54 parts of deionized water.

[0006] By adopting the above technical scheme, disodium ethylenediaminetetraacetic acid (EDTA-2Na): as a chelating agent, it can adsorb metal ions, remove hard water ions in water, make shower gel more thorough when cleaning the skin, and improve the refreshing feeling and cleanliness of the skin. At the same time, it can also enhance the penetration of other active ingredients and improve the cleaning effect of shower gel. Plant extracts (such as field mint leaf extract, golden chamomile extract, purslane extract, etc.): these plant extracts are rich in natural active ingredients, with soothing anti-allergic, oil control and acne, whitening, repairing sensitive skin, reducing red blood, regulating uneven skin color, anti-inflammatory, moisturizing, anti-aging and other effects. They work together on the skin to provide a comprehensive skin care effect, which is particularly suitable for people with sensitive skin. Surfactant: provide good adhesion, help remove dirt and grease, reduce the surface tension of shower gel, make shower gel easier to moisten and penetrate into the skin surface, and enhance gentle deep and efficient cleaning of the skin and skin affinity. Coconut oil acid methyl monoethanolamine: as a natural new nonionic surfactant, it has excellent thickening performance, also includes foaming, stabilizing foam and improving cleaning effect, providing rich foam and comfortable use experience for shower gel. Preservatives and antibacterial agents: ensure the stability and safety of shower gel, prevent microbial growth, and extend the shelf life of the product. Pearlescent slurry gives shower gel a unique gloss and texture, enhancing the appearance attractiveness of the product. Sodium chloride adjusts the viscosity and fluidity of shower gel, ensures that the product has good spreadability and rinsability during use, and fragrance provides a pleasant fragrance, increasing the use pleasure of shower gel. Deionized water is used as a solvent to dissolve and dilute other ingredients so that shower gel has a suitable concentration and use feeling. In summary, the soothing shower gel in this application achieves gentle, deep and efficient skin cleaning through the synergistic effect of each component, while providing a comprehensive skin care effect, which is particularly suitable for people with sensitive skin.

[0007] Preferably, the plant extract is prepared by mixing field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract and geranium extract in a mass ratio of 7-9:10-12:6-8:1-3:3-5:7-9.

[0008] Preferably, the plant extract is prepared by mixing field peppermint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract and geranium extract in a mass ratio of 8:11:6:3:4:7.

[0009] By adopting the above technical scheme, the role of field mint leaf extract in the plant extract in the soothing shower gel mainly includes soothing and anti-allergy, oil control, acne removal and whitening. It can relieve skin discomfort and eliminate facial redness and inflammation. In addition, it can control oil and remove acne, help regulate skin oil secretion, reduce the formation of acne, and has a whitening effect, which can brighten the skin tone. The role of golden chamomile extract in the soothing shower gel mainly includes soothing and anti-allergy, repairing sensitive skin, reducing red blood and regulating uneven skin tone, which can inhibit skin allergic reactions and improve the resistance of capillaries, thereby reducing the redness and discomfort caused by external stimuli; it can repair damaged skin, improve sensitivity, dehydration, dryness and peeling, and is particularly suitable for people with sensitive skin. The role of purslane extract in the soothing shower gel mainly includes anti-inflammatory, moisturizing, anti-aging and soothing skin. Purslane extract is rich in flavonoids and polysaccharides, has anti-inflammatory, anti-aging and moisturizing effects, can inhibit allergic reactions, soothe dry and fragile skin, and restore skin elasticity and luster. The role of Sophora flavescens root extract in soothing shower gel is mainly reflected in antibacterial, anti-inflammatory, astringent and skin moisturizing. The alkaloids and flavonoids in Sophora flavescens root extract have a broad-spectrum antibacterial effect, which can inhibit the growth and reproduction of a variety of bacteria and fungi, thereby playing an antibacterial effect; it has anti-inflammatory activity, can inhibit inflammatory reactions, reduce tissue edema and erythema, and relieve skin discomfort symptoms. Aloe vera extract has the effects of soothing the skin, moisturizing and enhancing skin elasticity. It is rich in aloe polysaccharides and vitamins, which can deeply nourish the skin, improve dry and rough skin problems, and restore skin smoothness and elasticity. Geranium extract has the effect of controlling skin oil secretion, which can keep the skin dry and not sticky; it can relieve skin discomfort caused by climate environment and life pressure, making the skin feel gentle and comfortable. These six extracts work together to fully cover the skin care needs from the surface to the deep layer, especially for sensitive skin, which can provide all-round protection and soothing, reduce irritation and allergic reactions. Field mint leaf extract and geranium extract work together to effectively regulate skin oil secretion, prevent excessive oiliness or dryness, and maintain the water and oil balance of the skin. The combination of golden chamomile extract, purslane extract and aloe vera extract can not only deeply repair damaged skin but also provide long-lasting moisturizing to restore the skin to a healthy state. The addition of Sophora flavescens root extract enhances the antibacterial properties of the product. Together with other anti-inflammatory ingredients such as purslane extract and aloe vera extract, it effectively resists the invasion of harmful microorganisms from the outside world and reduces inflammatory reactions: It enhances the antibacterial properties of the product. Together with other antibacterial ingredients such as purslane extract and aloe vera extract, it effectively resists the invasion of harmful microorganisms from the outside world and reduces inflammatory reactions. Through the synergistic effect of all the above ingredients, this soothing shower gel can not only solve the immediate problems of the skin, but also improve and enhance the overall skin quality in the long term, making the skin healthier, smoother and more elastic.The ratio and synergistic effect of these plant extracts in the soothing shower gel enable the product to gently cleanse the skin while providing multiple skin care effects such as efficient soothing, moisturizing, anti-allergic, oil control, repair and anti-aging. It is especially suitable for people with sensitive skin.

[0010] Preferably, the preparation method of the plant extract is as follows: the composite plant powder is crushed to a particle size of 80-100 mesh, the crushed composite plant is mixed with an ethanol solution with a volume fraction of 80-95% in a mass ratio of 1:20-25, and then heated reflux extraction is performed, the reflux temperature is 60-65°C, and the extraction time is 120-150min; after the extraction is completed and cooled, centrifugation is performed at a centrifugal speed of 8000rpm for 12min to obtain a supernatant; the supernatant is concentrated under reduced pressure at 0.05MPa and 60°C to an extract, and the obtained concentrate is dispersed and dissolved with butanediol, the mass ratio of the concentrate to butanediol is 1:60, and after dissolution, it is filtered with a 0.5μm filter membrane to obtain the filtrate, which is the plant extract.

[0011] By adopting the above technical scheme, high-purity plant extracts are prepared, and plant extracts obtained from six plants, namely, field mint leaf powder, golden chamomile powder, purslane powder, sophora flavescens root powder, aloe vera powder and geranium powder, are used. By utilizing their synergistic effect, the soothing shower gel can not only solve immediate skin problems, but also improve and enhance the overall skin quality in the long term, making the skin healthier, smoother and more elastic. The proportion and synergistic effect of these plant extracts in the soothing shower gel enable the product to provide multiple skin care effects such as efficient soothing, moisturizing, anti-allergic, oil control, repair and anti-aging while gently cleansing the skin, which is especially suitable for people with sensitive skin.

[0012] Preferably, the composite plant powder is prepared by mixing field mint leaf powder, golden chamomile powder, purslane powder, sophora flavescens root powder, aloe vera powder and geranium powder in a mass ratio of 5:12:6:4:7:9.

[0013] Preferably, the surfactant is at least one of lauryl hydroxysulfobetaine, cocamidopropyl betaine and sodium lauryl ether sulfate.

[0014] Preferably, the surfactant is prepared by mixing lauryl hydroxysulfobetaine, cocamidopropyl betaine and sodium lauryl ether sulfate in a mass ratio of 3:4:3.

[0015] By adopting the above technical solutions, Lauryl Hydroxysulfobetaine: This is an amphoteric surfactant with good mildness and skin affinity. It can reduce the damage to the skin barrier while cleaning the skin, and is suitable for use in sensitive skin care products. Its main function is to reduce surface tension and promote emulsification between water and oil, thereby effectively removing dirt and excess oil on the skin surface. Cocamidopropyl Betaine: This is an amphoteric surfactant derived from natural coconut oil, with good skin affinity and moisturizing properties. It can not only help clean the skin, but also form a protective film during the cleaning process to prevent excessive loss of skin moisture and keep the skin moisturized and soft. Sodium Lauryl Ether Sulfate: This is an anionic surfactant with strong detergency. It can penetrate deep into the pores to remove dirt and oil deep in the skin, and it can also play a certain antibacterial role, which helps to maintain the cleanliness and health of the skin. When these three surfactants are mixed in a specific ratio, they produce a significant synergistic effect: the skin affinity and mildness of lauryl hydroxysultaine and cocamidopropyl betaine are combined with the strong detergency of sodium laureth sulfate, so that the overall formula can not only gently clean the skin, but also thoroughly remove dirt and grease, and is suitable for all types of skin, especially sensitive skin. The moisturizing properties of cocamidopropyl betaine complement the cleaning effects of the other two surfactants, so that the product can keep the skin moisturized and soft while cleaning the skin, and reduce the dryness and tightness of the skin during the cleaning process. Because the ratio of these three surfactants has been carefully designed, they can balance each other during the cleaning process, reduce the irritation that may be caused by a single surfactant, and further improve the mildness and safety of the product. In summary, the mixed use of lauryl hydroxysultaine, cocamidopropyl betaine and sodium laureth sulfate not only improves the cleaning effect and skin affinity of the shower gel, but also significantly enhances the mildness and safety of the product, and is particularly suitable for the care of sensitive skin.

[0016] Preferably, the preservative is phenoxyethanol; and the antibacterial agent is Antimicro RP-11.

[0017] Preferably, the essence is one of eucalyptus oil, rose essential oil and vanilla essential oil.

[0018] In a second aspect, the present application provides a method for preparing a soothing shower gel, using the following technical solution: As a general technical concept, the present application also provides a method for preparing the soothing shower gel, comprising the following steps: S101, according to the mass fraction, add deionized water into the reactor, adjust the speed to 10-15 rpm, add disodium ethylenediaminetetraacetate and stir for 5 minutes, then add surfactant and cocoyl methyl monoethanolamine in sequence and stir for 40-50 minutes to obtain a mixture A; S102. Add plant extract, preservative, antibacterial agent, pearlescent paste and fragrance to mixture A in order according to their weight proportions, stir for 10-15 minutes, then add sodium chloride and stir for 30 minutes to obtain a soothing shower gel.

[0019] In summary, the present application includes at least one of the following beneficial technical effects: 1. Gentle, deep and efficient cleansing: Through the synergistic effect of disodium EDTA and surfactants, this shower gel can absorb and remove metal ions and hard water ions in the skin and water, achieving deep cleansing while maintaining mildness. Surfactants reduce surface tension, enhance wetting and penetration, effectively remove dirt and grease, and make the skin refreshed and clean.

[0020] 2. Excellent skin affinity: The surfactants and other ingredients in the formula work together to improve the skin affinity of the product, reduce irritation to sensitive skin, and make the cleaning process more comfortable.

[0021] 3. Significantly increase skin moisture content: By adding plant extracts, this shower gel can significantly increase the moisture content of the skin and keep the skin hydrated.

[0022] 4. Anti-allergic and soothing: Plant extracts such as field mint leaves, golden chamomile and purslane have soothing and anti-allergic effects. They can relieve skin discomfort, inhibit allergic reactions, and repair damaged skin. They are especially suitable for sensitive skin.

[0023] 5. Good antibacterial effect: By adding antibacterial agents, the shower gel can provide effective antibacterial protection while cleansing the skin, reducing bacterial growth and maintaining skin health.

[0024] 6. Comprehensive skin care effects: In addition to the main effects mentioned above, this shower gel also has additional effects such as oil control, acne removal, whitening and reducing red blood streaks, which fully meet the needs of different skin types. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be described in detail below in conjunction with the examples, but those skilled in the art will appreciate that the following examples are only used to illustrate the present application and should not be considered to limit the scope of the present application. If the specific conditions are not specified in the examples, they are carried out according to conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used that do not specify the manufacturer are all conventional products that can be purchased commercially. The antibacterial agent is purchased from Guangdong Dimei New Materials Technology Co., Ltd., model Antimicro RP-11, field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract and geranium extract are all purchased from Aiximei (Zhuhai) Biotechnology Co., Ltd., and pearlescent slurry is purchased from Shanghai Kao Chemical Co., Ltd., model SA-M2.

[0026] In the following examples and preparation examples, 1 part means 100 g.

[0027] Preparation Example 1 Preparation of plant extract The preparation method of the plant extract is as follows: the composite plant powder (the composite plant powder is prepared by mixing field mint leaf powder, golden chamomile powder, purslane powder, sophora flavescens root powder, aloe vera powder and geranium powder in a mass ratio of 5:12:6:4:7:9) is crushed to a particle size of 100 meshes, the crushed composite plant is mixed with a volume fraction of 95% ethanol solution in a mass ratio of 1:22, and then heated reflux extraction is adopted, the reflux temperature is 63°C, and the extraction time is 140min; after the extraction is completed and cooled, centrifugation is performed at a centrifugal speed of 8000rpm for 12min to obtain a supernatant; the supernatant is concentrated under reduced pressure at 0.05MPa and 60°C to an extract, the obtained concentrate is dispersed and dissolved with butanediol, the mass ratio of the concentrate to butanediol is 1:60, and after dissolution, filtration is performed with a 0.5μm filter membrane, and the obtained filtrate is the plant extract.

[0028] Example 1 A soothing shower gel, comprising the following raw materials, by mass: 0.08 parts of disodium ethylenediaminetetraacetic acid, 0.05 parts of plant extract, 35 parts of surfactant, 4 parts of methyl monoethanolamine cocoate, 0.5 parts of phenoxyethanol, 0.4 parts of AntimicroRP-11, 1.8 parts of pearlescent pulp, 3.4 parts of sodium chloride, 0.1 parts of eucalyptus phenyl oil, and 50 parts of deionized water, wherein the plant extract is prepared by mixing field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract, and geranium extract in a mass ratio of 7:10:6:1:3:7, and the surfactant is prepared by mixing cocamidopropyl betaine and sodium lauryl ether sulfate in a mass ratio of 12:25; The preparation method of the soothing shower gel comprises the following steps: S101, according to the mass fraction, add deionized water into the reactor, adjust the speed to 10 rpm, add disodium ethylenediaminetetraacetic acid and stir for 5 minutes, then add surfactant and cocoyl methyl monoethanolamine in sequence and stir for 40 minutes to obtain a mixture A; S102. Add plant extract, phenoxyethanol, Antimicro RP-11, pearlescent pulp and eucalyptus oil to mixture A in order according to their weight proportions, stir for 10 minutes, and then add sodium chloride and stir for 30 minutes to obtain a soothing shower gel.

[0029] Example 2 A soothing shower gel, comprising the following raw materials, by mass: 0.12 parts of disodium ethylenediaminetetraacetic acid, 0.1 parts of plant extract, 38 parts of surfactant, 6 parts of methyl monoethanolamine cocoate, 0.6 parts of phenoxyethanol, 0.5 parts of AntimicroRP-11, 2.2 parts of pearlescent pulp, 3.8 parts of sodium chloride, 0.2 parts of rose essential oil, and 54 parts of deionized water, wherein the plant extract is prepared by mixing field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract, and geranium extract in a mass ratio of 9:12:8:3:5:9, and the surfactant is prepared by mixing cocamidopropyl betaine and sodium lauryl ether sulfate in a mass ratio of 12:25; The preparation method of the soothing shower gel comprises the following steps: S101, according to the mass fraction, add deionized water into the reactor, adjust the speed to 15 rpm, add disodium ethylenediaminetetraacetic acid and stir for 5 minutes, then add surfactant and cocoyl methyl monoethanolamine in sequence and stir for 50 minutes to obtain a mixture A; S102. Add plant extract, phenoxyethanol, Antimicro RP-11, pearlescent paste and rose essential oil to mixture A in order according to their weight proportions, stir for 15 minutes, and then add sodium chloride and stir for 30 minutes to obtain a soothing shower gel.

[0030] Example 3 A soothing shower gel comprises the following raw materials, measured by weight: 0.1 parts of disodium ethylenediaminetetraacetic acid, 0.08 parts of plant extract, 37 parts of surfactant, 5 parts of methyl monoethanolamine cocoate, 0.55 parts of phenoxyethanol, 0.45 parts of AntimicroRP-11, 2 parts of pearlescent pulp, 3.6 parts of sodium chloride, 0.15 parts of vanilla essential oil, and 53 parts of deionized water. The plant extract is prepared by mixing field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract, and geranium extract in a weight ratio of 8:11:6:3:4:7, and the surfactant is prepared by mixing lauryl hydroxysulfobetaine, cocamidopropyl betaine, and sodium lauryl ether sulfate in a weight ratio of 3:4:3.

[0031] The preparation method of the soothing shower gel comprises the following steps: S101, according to the mass fraction, add deionized water into the reactor, adjust the speed to 14 rpm, add disodium ethylenediaminetetraacetic acid and stir for 5 minutes, then add surfactant and cocoyl methyl monoethanolamine in sequence and stir for 45 minutes to obtain a mixture A; S102. Add plant extract, phenoxyethanol, Antimicro RP-11, pearlescent paste and vanilla essential oil to mixture A in order according to their weight proportions, stir for 14 minutes, and then add sodium chloride and stir for 30 minutes to obtain a soothing shower gel.

[0032] Example 4 The same as Example 3, except that: the surfactant is lauryl hydroxysulfobetaine.

[0033] Example 5 The same as Example 3, except that: the surfactant is cocamidopropyl betaine.

[0034] Example 6 The same as Example 3, except that: the surfactant is sodium lauryl ether sulfate.

[0035] Example 7 The same as Example 3, except that: the plant extract is prepared by Preparation Example 1.

[0036] Comparative Example 1 Same as Example 7, except that: 0 part of plant extract.

[0037] Performance testing 1. Stability test: The soothing shower gel prepared in the above-mentioned Examples 1 to 7 and Comparative Example 1 was sampled, and the soothing shower gel was subjected to a stability test according to the national light industry standard QB / T 1645-2004. Heat resistance test: (40±1)°C for 24 hours, and the product properties were observed after returning to room temperature. Cold resistance test: -10°C refrigerator for 24 hours, and the product properties were observed after returning to room temperature. The results are shown in Table 1.

[0038] Antibacterial test standard: The inhibition zone method was adopted, the bacteria species was Escherichia coli, 20 μg / mL minocycline hydrochloride solution was added to the control group in the culture dish, and equal volumes of soothing shower gel were added to the embodiment and comparative example, respectively. The dishes were cultured in a 37°C incubator for 24 hours, and the length of the inhibition zone was measured.

[0039] Table 1 Stability and antibacterial test 2. Volunteer Trial Experiment 80 volunteers were selected and divided into 8 groups, 10 people in each group, and the above-mentioned Examples 1-7 and Comparative Example 1 were used to prepare a soothing shower gel. The fatigue elimination effect, comfort, cleaning effect, and moisturizing effect of the shower gel were calculated according to the 10-point system, with 10 points being the best and 1 point being the worst. The method of using the shower gel is as follows: before going to bed every night, first wet the body skin with warm water, then take an appropriate amount of shower gel and rub out the foam and apply it all over the body. After gently rubbing for 2-3 minutes, rinse with warm water. Use it once a day for 2 consecutive weeks. The scores of each group of subjects were counted, the average score was calculated, and the test results are shown in Table 2.

[0040] Table 2 Trial score record project Fatigue-relieving effect Comfort Cleaning effect Mildness Moisturizing effect Example 1 8.1 8.2 8.2 8.5 8.1 Example 2 8.2 8.3 8.1 8.4 8.3 Example 3 8.5 9.0 9.2 9.2 8.8 Example 4 7.3 7.1 6.9 7.1 6.9 Example 5 7.4 7.3 7.0 7.5 7.5 Example 6 7.1 7.4 7.5 7.3 7.2 Example 7 8.9 9.3 9.4 9.6 9.2 Comparative Example 1 5.5 6.9 6.7 6.3 5.6 Analyzing the data in Table 1 and Table 2, we can see that: 1) The soothing shower gels prepared in Examples 1 to 3 and 7 have excellent mild, deep, efficient skin cleansing and skin affinity, can significantly reduce skin moisture, resist allergies, soothe skin, relieve fatigue, have obvious skin conditioning, and reduce irritation to sensitive skin. In addition, they also have good antibacterial effects.

[0041] 2) The performance comparison analysis of the soothing shower gel prepared in Example 3 and Example 4-Example 6 shows that the surfactant is prepared by mixing lauryl hydroxysulfonyl betaine, cocamidopropyl betaine and sodium lauryl ether sulfate in a mass ratio of 3:4:3, and a significant synergistic effect is produced between them: the skin affinity and mildness of lauryl hydroxysulfonyl betaine and cocamidopropyl betaine are combined with the strong decontamination ability of sodium lauryl ether sulfate, so that the overall formula can not only gently clean the skin, but also thoroughly remove dirt and grease, and is suitable for all types of skin, especially sensitive skin. The moisturizing performance of cocamidopropyl betaine complements the cleaning effect of the other two surfactants, so that the product can keep the skin moist and soft while cleaning the skin, reducing the dryness and tightness of the skin during the cleaning process. Because the ratio of these three surfactants is carefully designed, they can balance each other during the cleaning process, reduce the irritation that a single surfactant may cause, and further improve the mildness and safety of the product. In summary, the combined use of lauryl hydroxysulfonobetaine, cocamidopropyl betaine and sodium lauryl ether sulfate not only improves the cleansing effect and skin affinity of the shower gel, but also significantly enhances the mildness and safety of the product, making it particularly suitable for the care of sensitive skin.

[0042] 3) The performance comparison analysis of the soothing shower gel prepared in Example 7, Example 3 and Comparative Example 1 shows that the high-purity plant extracts prepared in this application, using the plant extracts obtained from six plants, namely, field mint leaf powder, golden chamomile powder, purslane powder, sophora flavescens root powder, aloe vera powder and geranium powder, utilize their synergistic effect, so that the soothing shower gel can not only solve the immediate problems of the skin, but also improve and enhance the overall skin quality in the long term, making the skin healthier, smoother and more elastic. The proportion and synergistic effect of these plant extracts in the soothing shower gel enable the product to provide multiple skin care effects such as efficient soothing, moisturizing, anti-allergic, oil control, repair and anti-aging while gently cleaning the skin, and is particularly suitable for people with sensitive skin.

[0043] The above embodiments are only used to explain the technical solutions of the present application rather than to limit them. Although the above embodiments provide a specific description of the present application, relevant technical personnel should understand that the specific implementation methods of the present application can still be modified or replaced by equivalents, and any modifications and equivalent replacements that do not depart from the spirit and scope of the present application should be included in the protection scope of the present application.

Claims

1. A soothing shower gel, characterized in that: The preparation raw materials include the following by weight: 0.08-0.12 parts of disodium ethylenediaminetetraacetic acid, 0.05-0.1 parts of plant extract, 35-38 parts of surfactant, 4-6 parts of methyl monoethanolamine cocoate, 0.5-0.6 parts of preservative, 0.4-0.5 parts of antibacterial agent, 1.8-2.2 parts of pearlescent paste, 3.4-3.8 parts of sodium chloride, 0.1-0.2 parts of flavor and 50-54 parts of deionized water.

2. A soothing shower gel according to claim 1, characterized in that: The plant extract is prepared by mixing field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract and geranium extract in a mass ratio of 7-9:10-12:6-8:1-3:3-5:7-9.

3. A soothing shower gel according to claim 1, characterized in that: The plant extract is prepared by mixing field mint leaf extract, golden chamomile extract, purslane extract, sophora flavescens root extract, aloe vera extract and geranium extract in a mass ratio of 8:11:6:3:4:

7.

4. A soothing shower gel according to claim 1, characterized in that: The preparation method of the plant extract is as follows: the composite plant powder is crushed to a particle size of 80-100 meshes, the crushed composite plant is mixed with an ethanol solution with a volume fraction of 80-95% in a mass ratio of 1:20-25, and then heated reflux extraction is performed, the reflux temperature is 60-65°C, and the extraction time is 120-150min; after the extraction is completed and cooled, centrifugation is performed at a centrifugal speed of 8000rpm for 12min to obtain a supernatant; the supernatant is concentrated under reduced pressure at 0.05MPa and 60°C to an extract, the obtained concentrate is dispersed and dissolved with butanediol, the mass ratio of the concentrate to butanediol is 1:60, and after dissolution, filtration is performed with a 0.5μm filter membrane, and the obtained filtrate is the plant extract.

5. A soothing shower gel according to claim 4, characterized in that: The composite plant powder is prepared by mixing field mint leaf powder, golden chamomile powder, purslane powder, sophora flavescens root powder, aloe vera powder and geranium powder in a mass ratio of 5:12:6:4:7:

9.

6. A soothing shower gel according to claim 1, characterized in that: The surfactant is at least one of lauryl hydroxysulfobetaine, cocamidopropyl betaine and sodium lauryl ether sulfate.

7. A soothing shower gel according to claim 6, characterized in that: The surfactant is prepared by mixing lauryl hydroxysulfobetaine, cocamidopropyl betaine and sodium lauryl ether sulfate in a mass ratio of 3:4:

3.

8. A soothing shower gel according to claim 1, characterized in that: The preservative is phenoxyethanol; the antibacterial agent is Antimicro RP-11.

9. A soothing shower gel according to claim 1, characterized in that: The essence is one of eucalyptus oil, rose essential oil and vanilla essential oil.

10. A method for preparing a soothing shower gel as claimed in any one of claims 1 to 9, characterized in that: The following steps are involved: S101, according to the mass fraction, add deionized water into the reactor, adjust the speed to 10-15 rpm, add disodium ethylenediaminetetraacetate and stir for 5 minutes, then add surfactant and cocoyl methyl monoethanolamine in sequence and stir for 40-50 minutes to obtain a mixture A; S102. Add plant extract, preservative, antibacterial agent, pearlescent paste and fragrance to mixture A in order according to their weight proportions, stir for 10-15 minutes, then add sodium chloride and stir for 30 minutes to obtain a soothing shower gel.

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