Traditional Chinese medicine hair loss preventing, hair growing and dandruff removing shampoo and preparation method thereof
By using microcapsule technology in shampoo to wrap active ingredients and Chinese medicine extracts, combined with other ingredients, the problem of easy oxidation and decomposition of active ingredients in existing shampoos is solved, and the stability and controlled release of active ingredients are achieved, significantly reducing hair loss, promoting hair growth and improving scalp health.
Patent Information
- Application Number
- CN202411896936.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-03-21
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The active ingredients of existing shampoos or shampoos are easily oxidized, decomposed or deteriorated under the influence of environmental factors such as light, oxygen, and water, and the release of the active ingredients is not controlled, so there are restrictions on use.
Microcapsule technology is used to wrap the active ingredients in a polymer film, and the Chinese medicine ingredients are extracted through water extraction, and mixed with minoxidil and other ingredients to form microcapsules. Combining components such as propylene glycol, hyaluronic acid, nanosilver particles and copper peptides, Chinese medicine anti-desandruff shampoo is prepared.
Through microcapsule technology, it effectively reduces the contact between active ingredients and the external environment, improves the stability of active ingredients, and controls their release rate and time, significantly reduces the amount of hair loss, promotes hair growth, and improves scalp health.
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Figure CN119656091A_ABST
Abstract
Description
Technical Field
[0001] The invention belongs to the technical field of daily necessities, and particularly relates to a traditional Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo and a preparation method thereof. Background Art
[0002] Shampoo, also known as shampoo and shampoo, is the most widely used hair care product and one of the most commonly used hair cosmetics. It is used to wash away the oil secreted by the human body, sweat, cells shed on the scalp, foreign dust, microorganisms, residues of styling products and bad odors attached to the scalp and hair, keeping the scalp and hair clean and beautiful.
[0003] The shampoo or lotion in the prior art often adopts a simple mixing technology to directly add various active ingredients into the formula. However, this traditional mixing method causes the active ingredients to be easily oxidized, decomposed or deteriorated under the influence of environmental factors such as light, oxygen, and water. At the same time, the release of the active ingredients is often uncontrolled, and there are certain restrictions on their use. Summary of the invention
[0004] The purpose of the present invention is to provide a traditional Chinese medicine anti-hair loss and anti-dandruff shampoo and a preparation method thereof, so as to solve the problems raised in the above background technology.
[0005] To achieve the above object, the present invention provides the following technical solutions:
[0006] A Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo, characterized in that it is composed of the following raw materials in parts by weight:
[0007] 10-30 parts of tea bran, 5-15 parts of black ganoderma, 10-20 parts of arborvitae leaves, 5-15 parts of wormwood leaves, 5-15 parts of mulberry leaves, 3-10 parts of kudingcha, 3-10 parts of sophora flavescens, 5-15 parts of eclipta, 10-20 parts of polygonum multiflorum, 5-15 parts of black hemp, 3-10 parts of dried ginger, 3-10 parts of pearl bone-penetrating herb, 3-10 parts of cynomorium songaricum, 5-15 parts of mulberry, 3-10 parts of Morinda officinalis, 5-15 parts of astragalus, 3-10 parts of cnidium monnieri, 3-10 parts of notoginseng, 0.1-1 parts of minoxidil, 5-20 parts of propylene glycol, 0.1-1 parts of hyaluronic acid, 0.01-0.1 parts of nano silver particles, and 0.001-0.1 parts of copper peptide.
[0008] A method for preparing a traditional Chinese medicine anti-hair loss and anti-dandruff shampoo comprises the following steps:
[0009] S1, wash and dry tea bran, black ganoderma, arborvitae leaf, wormwood leaf, mulberry leaf, kudingcha, sophora flavescens, Eclipta prostrata, Polygonum multiflorum, black hemp, dried ginger, pearl radix scutellariae, Cynomorium songaricum, mulberry, Morinda officinalis, Astragalus, Cnidium monnieri, and Panax notoginseng at low temperature, and crush the dried Chinese medicine raw materials into 80-100 mesh;
[0010] S2, using water extraction method, the crushed Chinese medicine raw material is added to 5 times the amount of water, boiled and kept in a slightly boiling state for 2 hours, filtered to obtain an extract, repeated decocting 2 times, combined the extracts, and concentrated the extract to a thick paste with a relative density of 1.1-1.2 to obtain a Chinese medicine extract;
[0011] S3, minoxidil and the Chinese medicine extract are mixed evenly as the core material of the microcapsule, chitosan is selected as the wall material, the core material and the wall material solution are mixed evenly in a ratio of 1:2, and then sent into a spray dryer by a high-pressure pump for spray drying, and the obtained microcapsule powder is collected;
[0012] S4, sieving the microcapsule powder to obtain microcapsules with uniform particle size, and then drying at 40° C. to constant weight;
[0013] S5. Evenly mix the microcapsule powder with propylene glycol, hyaluronic acid, emulsifier, stabilizer, nano silver particles and copper peptide, add 2 times the weight of deionized water and perform homogenization, then use a pH regulator to adjust the pH value of the shampoo to 6.0-7.0, finally add a thickener and stir evenly to adjust the viscosity to obtain a traditional Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo.
[0014] Preferably, in S3, the minoxidil raw material is micronized to obtain minoxidil micropowder with a particle size D50≤5 μm.
[0015] Preferably, in S3, chitosan is dissolved in 2% acetic acid solution to obtain a chitosan solution.
[0016] Preferably, in S3, the inlet temperature of the spray drying is 160°C, the outlet temperature is 70-80°C, and the spray rate is 10-15 ml / min.
[0017] Preferably, the pH regulator is one of NaOH solution and citric acid solution.
[0018] Preferably, the thickener is carbomer.
[0019] Preferably, the emulsifier is Tween-80 and the stabilizer is xanthan gum.
[0020] Compared with the prior art, the present invention has the following beneficial effects:
[0021] (1) Through the use of microencapsulation technology, the active ingredients are encapsulated in polymer films to form micro-containers or packages, which effectively reduce the contact between the active ingredients and the external environment, thereby preventing them from oxidation, decomposition or deterioration, improving the stability of the active ingredients, and controlling the release rate and time of the active ingredients, thereby achieving slow release of the active ingredients.
[0022] (2) The use of traditional Chinese medicine effectively promotes blood circulation in the scalp and provides sufficient nutritional support for the hair roots, thereby significantly reducing the amount of hair loss. These ingredients can penetrate deep into the hair follicles, activate the hair follicle cells, accelerate the hair growth cycle, and make the hair thicker. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a flow chart of the present invention. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0025] Embodiment 1:
[0026] See also Figure 1 As shown, a Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo is composed of the following raw materials in parts by weight:
[0027] 20 parts of tea bran, 10 parts of black ganoderma, 15 parts of cypress leaves, 10 parts of wormwood leaves, 10 parts of mulberry leaves, 5 parts of kudingcha, 5 parts of sophora flavescens, 10 parts of eclipta, 15 parts of polygonum multiflorum, 10 parts of black hemp, 5 parts of dried ginger, 5 parts of pearl scutellaria, 5 parts of cynomorium songaricum, 10 parts of mulberries, 5 parts of Morinda officinalis, 10 parts of astragalus, 5 parts of cnidium monnieri, 5 parts of notoginseng, 0.5 parts of minoxidil, 10 parts of propylene glycol, 0.5 parts of hyaluronic acid, 0.05 parts of nano silver particles, and 0.01 parts of copper peptide.
[0028] A method for preparing a traditional Chinese medicine anti-hair loss and anti-dandruff shampoo comprises the following steps:
[0029] S1, wash and dry tea bran, black ganoderma, arborvitae leaf, wormwood leaf, mulberry leaf, kudingcha, sophora flavescens, Eclipta prostrata, Polygonum multiflorum, black hemp, dried ginger, pearl radix scutellariae, Cynomorium songaricum, mulberry, Morinda officinalis, Astragalus, Cnidium monnieri, and Panax notoginseng at low temperature, and crush the dried Chinese medicine raw materials into 80-100 mesh;
[0030] S2, using water extraction method, the crushed Chinese medicine raw material is added to 5 times the amount of water, boiled and kept in a slightly boiling state for 2 hours, filtered to obtain an extract, repeated decocting 2 times, combined the extracts, and concentrated the extract to a thick paste with a relative density of 1.1-1.2 to obtain a Chinese medicine extract;
[0031] S3, minoxidil and the Chinese medicine extract are mixed evenly as the core material of the microcapsule, chitosan is selected as the wall material, the core material and the wall material solution are mixed evenly in a ratio of 1:2, and then sent into a spray dryer by a high-pressure pump for spray drying, and the obtained microcapsule powder is collected;
[0032] S4, sieving the microcapsule powder to obtain microcapsules with uniform particle size, and then drying at 40° C. to constant weight;
[0033] S5. Evenly mix the microcapsule powder with propylene glycol, hyaluronic acid, emulsifier, stabilizer, nano silver particles and copper peptide, add 2 times the weight of deionized water and perform homogenization, then use a pH regulator to adjust the pH value of the shampoo to 6.0-7.0, finally add a thickener and stir evenly to adjust the viscosity to obtain a traditional Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo.
[0034] In one embodiment of the present invention, in S3, the minoxidil raw material is micronized to obtain minoxidil micropowder with a particle size D50≤5 μm.
[0035] In one embodiment of the present invention, in S3, chitosan is dissolved in 2% acetic acid solution to obtain a chitosan solution.
[0036] In one embodiment of the present invention, in S3, the inlet temperature of the spray drying is 160°C, the outlet temperature is 70-80°C, and the spray rate is 10-15 ml / min.
[0037] In one embodiment of the present invention, the pH adjusting agent is NaOH solution.
[0038] In one embodiment of the present invention, the thickening agent is carbomer.
[0039] In one embodiment of the present invention, the emulsifier is Tween-80 and the stabilizer is xanthan gum.
[0040] Embodiment 2:
[0041] The difference from Example 1 is that the Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo is composed of the following raw materials in parts by weight:
[0042] 15 parts of tea bran, 8 parts of black ganoderma, 12 parts of arborvitae leaves, 7 parts of wormwood leaves, 7 parts of mulberry leaves, 3 parts of kudingcha, 3 parts of sophora flavescens, 7 parts of Ecliptae, 12 parts of Polygonum multiflorum, 7 parts of black hemp, 3 parts of dried ginger, 3 parts of pearl scutellaria, 3 parts of Cynomorium songaricum, 7 parts of mulberries, 3 parts of Morinda officinalis, 7 parts of Astragalus, 3 parts of Cnidium monnieri, 3 parts of Panax notoginseng, 0.2 parts of minoxidil, 7 parts of propylene glycol, 0.2 parts of hyaluronic acid, 0.02 parts of nano silver particles, and 0.005 parts of copper peptide.
[0043] In one embodiment of the present invention, the pH regulator is a citric acid solution;
[0044] The remaining steps are the same as those in the first embodiment and will not be described in detail here.
[0045] Embodiment three:
[0046] The difference from Example 1 is that a Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo is composed of the following raw materials in parts by weight: 25 parts of tea bran, 12 parts of black ganoderma, 18 parts of Platycladus orientalis leaves, 13 parts of wormwood leaves, 13 parts of mulberry leaves, 8 parts of Kudingcha, 8 parts of Sophora flavescens, 12 parts of Ecliptae, 18 parts of Polygonum multiflorum, 12 parts of black hemp, 8 parts of dried ginger, 8 parts of pearl bone-penetrating herb, 8 parts of Cynomorium songaricum, 12 parts of mulberry, 8 parts of Morinda officinalis, 12 parts of Astragalus, 8 parts of Cnidium monnieri, 8 parts of Panax notoginseng, 0.8 parts of minoxidil, 15 parts of propylene glycol, 0.8 parts of hyaluronic acid, 0.08 parts of nano silver particles, and 0.05 parts of copper peptide.
[0047] The remaining steps are the same as those in the first embodiment and will not be described in detail here.
[0048] Application test case
[0049] Hair loss experiment:
[0050] 100 volunteers with hair loss problems were selected and randomly divided into four groups, with 25 people in each group. The four groups used the shampoo of Example 1, Example 2, Example 3 and the prior art, respectively, once a day for 8 consecutive weeks. Before and after the experiment, the amount of hair loss after each shampooing was counted, as shown in the following table:
[0051]
[0052]
[0053] The experimental results show that the number of hair loss in the group using the shampoo of Example 1 was reduced by 70%, in Example 2 by 65%, in Example 3 by 75%, and in the group using the shampoo of the prior art by 50%. Therefore, the experimental results show that the three new shampoos are superior to the shampoo of the prior art in reducing the number of hair loss, among which Example 3 performs best.
[0054] Scalp health improvement experiment:
[0055] 100 volunteers with dandruff or scalp itching were selected and randomly divided into four groups, with 25 people in each group. The four groups used Example 1, Example 2, Example 3 and the prior art shampoo, respectively, once a day for 8 consecutive weeks. Before and after the experiment, the improvement of scalp health was evaluated by dandruff detection and scalp itching degree assessment (such as using a visual analog rating scale VAS), as shown in the following table:
[0056]
[0057] The experimental results show that the group using the shampoo of Example 1 has 80% less dandruff and 70% less scalp itching; the group using Example 2 has 75% less dandruff and 65% less scalp itching; the group using Example 3 has 85% less dandruff and 75% less scalp itching; and the group using the shampoo of the prior art has 60% less dandruff and 50% less scalp itching. Therefore, the experimental results show that the three new shampoos are superior to the shampoos of the prior art in improving scalp health, and Example 3 performs best.
[0058] Hair growth effect evaluation experiment:
[0059] 100 volunteers with hair loss problems were selected and randomly divided into four groups, with 25 people in each group. The four groups used Example 1, Example 2, Example 3 and the prior art shampoo, respectively, once a day for 16 consecutive weeks. Before and after the experiment, the hair growth effect was evaluated by testing the hair density, the number of new hair and the improvement of hair quality, as shown in the following table:
[0060]
[0061] The experimental results show that the hair density of the group using the shampoo of Example 1 increased by 30%, the number of new hair increased by 25%, and the hair quality improved by 40%; the hair density of the group using Example 2 increased by 25%, the number of new hair increased by 20%, and the hair quality improved by 35%; the hair density of the group using Example 3 increased by 35%, the number of new hair increased by 30%, and the hair quality improved by 45%; while the hair density of the group using the shampoo of the prior art increased by 15%, the number of new hair increased by 10%, and the hair quality improved by 25%. Therefore, the experimental results show that the three new shampoos are superior to the shampoo of the prior art in promoting hair growth and improving hair quality, among which Example 3 performs best.
[0062] From the above, it can be seen that this test compares the actual effects of traditional Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo with the existing technology under three different raw material combinations and preparation processes. This solution not only has significant anti-hair loss, hair growth and anti-dandruff effects, but also has high safety.
[0063] Specific:
[0064] Tea bran is the residue left after oil is pressed from camellia seeds. It is rich in nutrients such as crude protein, tea saponins, and tea seed oil. It has multiple functions such as cleansing the skin, nourishing hair, and alleviating scalp problems.
[0065] Black Ganoderma lucidum is a type of Ganoderma lucidum and is known as the best of the best. It contains a variety of active ingredients such as amino acids, polysaccharides, triterpenoids, etc. It has multiple pharmacological effects such as anti-tumor, immune regulation, anti-aging, and kidney tonification.
[0066] Platycladus orientalis leaves are the young branches and leaves of the genus Platycladus of the Cupressaceae family. They contain a variety of chemical components such as volatile oils, flavonoids, organic acids, etc., and have the effects of cooling blood and stopping bleeding, resolving phlegm and relieving cough, and promoting hair growth and blackening hair.
[0067] Artemisia annua is the dried leaves of the Artemisia argyi plant of the Asteraceae family. It contains various active ingredients such as volatile oils, flavonoids, triterpenes, etc. It has the effects of warming the meridians and stopping bleeding, dispelling cold and relieving pain, removing dampness and relieving itching.
[0068] Mulberry leaves are the dried leaves of the mulberry plant of the Moraceae family. They are rich in nutrients such as amino acids, vitamins, minerals, etc., and have multiple pharmacological effects such as lowering blood sugar, blood lipids, anti-inflammatory, dispelling wind and clearing heat, etc.
[0069] Kuding tea is the young leaves of the evergreen tree of the genus Ilex of the Aquifoliaceae family. It contains kuding saponins, amino acids, vitamin C and other active ingredients. It has many functions such as clearing away heat and relieving summer heat, improving eyesight and improving intelligence, promoting fluid production and quenching thirst, and having diuresis and strengthening the heart.
[0070] Sophora flavescens is the dried root of the leguminous plant Sophora flavescens, which contains a variety of alkaloids, flavonoid compounds and other active ingredients, and has the effects of clearing heat and dampness, killing insects and relieving itching.
[0071] Eclipta prostrata is the dried aerial part of the Channa entrails of the Asteraceae family. It contains a variety of alkaloids, flavonoid compounds and other active ingredients, and has the effects of nourishing the liver and kidneys, cooling blood and stopping bleeding.
[0072] Polygonum multiflorum is the dried tuberous root of the Polygonum multiflorum plant of the Polygonaceae family. It contains a variety of active ingredients such as anthraquinone compounds and diphenylethylene glycoside compounds. It has the effects of nourishing the liver and kidneys, improving the essence and blood, and blackening the hair.
[0073] Black sesame, also known as black sesame, is rich in nutrients such as fat, protein, vitamins, minerals, etc. It has the effects of nourishing the liver and kidneys, nourishing blood and moisturizing dryness.
[0074] Dried ginger is the dried rhizome of the ginger plant of the ginger family. It contains a variety of volatile oils, gingerols and other active ingredients. It has the effects of warming the middle and dispersing cold, restoring yang and unblocking meridians, warming the lungs and eliminating phlegm.
[0075] Pearl bone-penetrating grass is the whole herb of the Euphorbiaceae plant Euphorbia solani. It contains a variety of alkaloids, flavonoid compounds and other active ingredients. It has the effects of dispelling wind and dampness, relaxing muscles and tendons, promoting blood circulation and relieving pain.
[0076] Cynomorium songaricum is the fleshy stem of Cynomorium songaricum, a plant of the Cynomorium family. It contains a variety of active ingredients such as terpenoids and steroidal compounds, and has the effects of tonifying kidney yang, improving essence and blood, and moistening the intestines and promoting bowel movements.
[0077] Mulberry is the dried fruit cluster of the mulberry plant of the Moraceae family. It is rich in nutrients such as vitamins, minerals, anthocyanins, and has the effects of nourishing yin and blood, promoting body fluid and moisturizing dryness.
[0078] Morinda officinalis, the dried root of the Rubiaceae plant Morinda officinalis, contains a variety of active ingredients such as anthraquinone compounds and cycloterpene compounds, and has the effects of tonifying kidney yang, strengthening muscles and bones, and eliminating rheumatism.
[0079] Astragalus, the dried root of the leguminous plants Astragalus mongolica or Astragalus membranaceus, contains a variety of active ingredients such as astragaloside and astragaloside polysaccharides, and has the effects of replenishing qi and raising yang, consolidating the exterior and stopping sweating, promoting diuresis and reducing swelling.
[0080] Cnidium monnieri, the dried mature fruit of the Umbelliferae plant Cnidium monnieri, contains a variety of coumarin compounds, volatile oils and other active ingredients. It has the effects of drying dampness and wind, killing insects and relieving itching, warming the kidney and strengthening yang.
[0081] Panax notoginseng, the dried roots and rhizomes of the Araliaceae plant Panax notoginseng, contain a variety of saponin compounds, flavonoid compounds and other active ingredients, which have the effects of dispersing blood stasis, stopping bleeding, reducing swelling and relieving pain.
[0082] Minoxidil, a chemically synthesized drug ingredient, is commonly used to treat hair loss. It has the effects of promoting hair growth and dilating blood vessels.
[0083] Propylene glycol, a commonly used cosmetic solvent and humectant, has the functions of moisturizing and dissolving other ingredients.
[0084] Hyaluronic acid, a polysaccharide naturally present in the skin and other tissues, has excellent moisturizing properties and can absorb and retain large amounts of water, keeping the skin hydrated.
[0085] Nanosilver particles, silver microparticles prepared using nanotechnology, have unique physical and chemical properties, have antibacterial and anti-inflammatory effects, and can be used to improve the scalp environment.
[0086] Copper peptide, a low molecular weight peptide compound containing copper, has good biological activity and can promote wound healing, anti-oxidation, anti-aging and other effects, and helps to improve the health of the scalp and hair.
[0087] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A Chinese medicine anti-hair loss and anti-dandruff shampoo, characterized in that: The following raw materials are combined in parts by weight: 10-30 parts of tea bran, 5-15 parts of black ganoderma, 10-20 parts of arborvitae leaves, 5-15 parts of wormwood leaves, 5-15 parts of mulberry leaves, 3-10 parts of kudingcha, 3-10 parts of sophora flavescens, 5-15 parts of eclipta, 10-20 parts of polygonum multiflorum, 5-15 parts of black hemp, 3-10 parts of dried ginger, 3-10 parts of pearl bone-penetrating herb, 3-10 parts of cynomorium songaricum, 5-15 parts of mulberry, 3-10 parts of Morinda officinalis, 5-15 parts of astragalus, 3-10 parts of cnidium monnieri, 3-10 parts of notoginseng, 0.1-1 parts of minoxidil, 5-20 parts of propylene glycol, 0.1-1 parts of hyaluronic acid, 0.01-0.1 parts of nano silver particles, and 0.001-0.1 parts of copper peptide.
2. A method for preparing a Chinese medicine anti-hair loss and anti-dandruff shampoo, characterized in that: The following steps are involved: S1, wash and dry tea bran, black ganoderma, arborvitae leaf, wormwood leaf, mulberry leaf, kudingcha, sophora flavescens, Eclipta prostrata, Polygonum multiflorum, black hemp, dried ginger, pearl radix scutellariae, Cynomorium songaricum, mulberry, Morinda officinalis, Astragalus, Cnidium monnieri, and Panax notoginseng at low temperature, and crush the dried Chinese medicine raw materials into 80-100 mesh; S2, using water extraction method, the crushed Chinese medicine raw material is added to 5 times the amount of water, boiled and kept in a slightly boiling state for 2 hours, filtered to obtain an extract, repeated decocting 2 times, combined the extracts, and concentrated the extract to a thick paste with a relative density of 1.1-1.2 to obtain a Chinese medicine extract; S3, minoxidil and the Chinese medicine extract are mixed evenly as the core material of the microcapsule, chitosan is selected as the wall material, the core material and the wall material solution are mixed evenly in a ratio of 1:2, and then sent into a spray dryer by a high-pressure pump for spray drying, and the obtained microcapsule powder is collected; S4, sieving the microcapsule powder to obtain microcapsules with uniform particle size, and then drying at 40° C. to constant weight; S5. Evenly mix the microcapsule powder with propylene glycol, hyaluronic acid, emulsifier, stabilizer, nano silver particles and copper peptide, add 2 times the weight of deionized water and perform homogenization, then use a pH regulator to adjust the pH value of the shampoo to 6.0-7.0, finally add a thickener and stir evenly to adjust the viscosity to obtain a traditional Chinese medicine anti-hair loss, hair growth and anti-dandruff shampoo.
3. The method for preparing the Chinese medicine anti-hair loss and anti-dandruff shampoo according to claim 2, characterized in that: In S3, the minoxidil raw material is micronized to obtain minoxidil micropowder with a particle size D50≤5 μm.
4. The method for preparing the Chinese medicine anti-hair loss and anti-dandruff shampoo according to claim 2, characterized in that: In the step S3, chitosan is dissolved in a 2% acetic acid solution to obtain a chitosan solution.
5. A Chinese medicine anti-hair loss and anti-dandruff shampoo and a preparation method thereof according to claim 1, characterized in that: In the S3, the inlet temperature of the spray drying is 160°C, the outlet temperature is 70-80°C, and the spray rate is 10-15 ml / min.
6. The method for preparing the Chinese medicine anti-hair loss and anti-dandruff shampoo according to claim 2, characterized in that: The pH regulator is one of a NaOH solution and a citric acid solution.
7. The method for preparing the Chinese medicine anti-hair loss and anti-dandruff shampoo according to claim 2, characterized in that: The thickener is carbomer.
8. The method for preparing the Chinese medicine anti-hair loss and anti-dandruff shampoo according to claim 2, characterized in that: The emulsifier is Tween-80 and the stabilizer is xanthan gum.