Natural and lasting peculiar smell removing composition for toothpaste

By using a deodorizing agent formulated with frankincense oil and green tea extract, and a modifier composed of anise oil, licorice extract, and red mandarin orange extract, the problem of toothpaste's inability to eliminate bad breath for a long time has been solved. This achieves a fresh breath effect with no odor and a good taste for up to 4 hours, while also improving antibacterial properties.

CN121714484APending Publication Date: 2026-03-24GUANGZHOU FINE HAO FLAVOR CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-12-30
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

Existing toothpastes are unable to effectively eliminate bad breath for a long time, and their fragrance coverage is not long-lasting, leading to the return of bad breath and making it difficult to maintain fresh breath.

Method used

This product uses a blend of frankincense oil and green tea extract as an odor remover, combined with modifiers from anise oil, licorice extract, and red mandarin orange extract, and antibacterial agents from tea tree oil, eucalyptus oil, rosemary oil, and clove oil to create a synergistic effect, achieving long-lasting odor removal and antibacterial properties.

Benefits of technology

Keeping your mouth fresh for at least 4 hours after brushing provides a better taste, significant antibacterial effect, and better oral health.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of flavors and fragrances, and particularly discloses a natural and lasting peculiar smell removing composition for toothpaste, which comprises the following components by mass: 60-90 parts of a main fragrance agent; 9 to 26 parts of a bacteriostatic agent; 6.1 to 15.5 parts of a modifying agent; 1.1 to 5.5 parts of an odor removing agent; the modifier is a compound of anise oil, a liquorice extract and tangerine refined oil; the odor removing agent is formed by compounding frankincense oil and a green tea extract. The mouthwash has the advantage of obtaining a better effect of keeping clear breath for a long time.
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Description

Technical Field

[0001] This invention relates to the field of fragrances and flavorings, and more particularly to a natural and long-lasting deodorizing composition for use in toothpaste. Background Technology

[0002] The main function of toothpaste is to clean teeth and remove food residue and plaque. Fragrance, as an important component of toothpaste, mainly serves to freshen breath. Oral odor removal technology is a special technology product used to eliminate bad breath and improve oral odor. Its working principle is mainly to mask odor by emitting a fresh fragrance, while using the antibacterial and deodorizing properties of certain ingredients to reduce odor production at the source.

[0003] However, current toothpastes on the market lack the ability to eliminate odors in a long-lasting way. Most rely on fragrance to reduce odor concentration. Although the mouth is cleaned after brushing, it is impossible for it to be absolutely clean. Therefore, odor will continue to be produced in the mouth, making it difficult for fragrance to maintain its effect. The odor concentration in the mouth will soon rise, and the fragrance residue will be unable to cover the odor, causing the odor to return. It is difficult to achieve a long-lasting fresh breath effect. Therefore, there is still room for improvement. Summary of the Invention

[0004] To achieve a better and longer-lasting effect in maintaining fresh breath, this application provides a natural and long-lasting deodorizing composition for toothpaste.

[0005] The natural and long-lasting odor-removing composition for toothpaste provided in this application adopts the following technical solution: A natural, long-lasting odor-eliminating composition for toothpaste, comprising the following components in parts by weight: 60-90 parts of main fragrance agent; 9-26 parts of antibacterial agent; Modifier 6.1-15.5 parts; Odor remover: 1.1-5.5 parts; The modifier is a compound of anise oil, licorice extract, and red mandarin orange extract oil; The odor remover is a compound of frankincense oil and green tea extract.

[0006] By adopting the above technical solution, and using an odor-removing agent formulated with frankincense oil and green tea extract, a long-lasting odor-removing effect can be achieved through the synergistic effect of active ingredients. After brushing, there will be no odor in the mouth for at least 4 hours. However, the combination of frankincense oil and green tea extract can bring a bitter taste. Therefore, by adding a modifier formulated with anise oil, licorice extract, and red mandarin orange extract, a taste modification effect can be achieved, which can effectively alleviate the bitter taste problem, achieve long-lasting fresh breath, and improve the taste of toothpaste, thus enhancing the user experience.

[0007] Furthermore, the combination of anise oil, licorice extract, and red mandarin orange oil can further enhance the antibacterial effect. When used with antibacterial agents, it can effectively inhibit harmful bacteria in the mouth, resulting in a healthier oral cavity.

[0008] Preferably, the mass ratio of anise oil, licorice extract, and red mandarin orange extract in the modifier is 5-10:1-5:0.1-0.5.

[0009] By adopting the above technical solution and specifically selecting the mass ratio of anise oil, licorice extract, and red mandarin orange oil, the bitter taste can be alleviated more effectively, and the antibacterial effect can be improved, thus further enhancing the antibacterial efficacy and resulting in a healthier oral cavity.

[0010] Preferably, in the odor eliminator, the mass ratio of frankincense oil and green tea extract is 0.1-0.5:1-5.

[0011] By adopting the above technical solution and specifically selecting the mass ratio of frankincense oil and green tea extract, the odor removal effect is better and longer-lasting.

[0012] Preferably, the licorice extract and green tea extract are both oil-soluble extracts.

[0013] By adopting the above technical solution and specifically selecting oil-soluble extracts, the synergistic effect of each active ingredient is better and more significant.

[0014] Preferably, the antibacterial agent is a compound of tea tree oil, eucalyptus oil, rosemary oil, and clove oil.

[0015] By adopting the above technical solution and specifically selecting a blend of tea tree oil, eucalyptus oil, rosemary oil, and clove oil, combined with a modifier, a better antibacterial effect can be achieved, resulting in better oral health restoration.

[0016] Preferably, the mass ratio of tea tree oil, eucalyptus oil, rosemary oil, and clove oil in the antibacterial agent is 5-15:1-3:1-3:2-5.

[0017] By adopting the above technical solution and specifically selecting the mass ratio of tea tree oil, eucalyptus oil, rosemary oil, and clove oil, and combining them with the modifier, the effect is better and the antibacterial efficacy can be further improved.

[0018] Preferably, the main flavoring agent is a blend of peppermint oil and Asian peppermint oil.

[0019] By adopting the above technical solution and specifically selecting a blend of peppermint oil and Asian peppermint oil, the aroma is more pleasant and the user experience is better.

[0020] Preferably, in the main fragrance agent, the mass ratio of peppermint oil and Asian peppermint oil is 10-20:50-70.

[0021] By adopting the above technical solution and by specifically selecting the mass ratio of peppermint oil and Asian peppermint oil, the resulting aroma is more likely to be favored by consumers.

[0022] In summary, this application has the following beneficial effects: 1. Because this application uses a deodorizing agent formulated with frankincense oil and green tea extract, the active ingredients work synergistically to achieve a long-lasting deodorizing effect. After brushing, there will be no odor in the mouth for at least 4 hours. However, the combination of frankincense oil and green tea extract will bring a bitter taste. Therefore, by adding a modifier formulated with anise oil, licorice extract and red mandarin orange extract, a taste modification effect can be achieved, which can effectively alleviate the bitter taste problem, achieve long-lasting fresh breath, and make the toothpaste taste better, thus improving the user experience.

[0023] 2. In this application, the preferred method is to select the specific mass ratio of anise oil, licorice extract, and red mandarin orange oil to better alleviate the bitter taste and achieve a better antibacterial effect, thus further enhancing the antibacterial efficacy and promoting oral health.

[0024] 3. In this application, the preferred method is to select the specific mass ratio of frankincense oil and green tea extract, which results in a better and longer-lasting odor removal effect. Detailed Implementation

[0025] The present application will be further described in detail below with reference to the embodiments. Example 1

[0026] A natural, long-lasting odor-eliminating composition for toothpaste, prepared as follows: 20 kg of peppermint oil, 70 kg of peppermint oil, 5 kg of tea tree oil, 1 kg of eucalyptus oil, 1 kg of rosemary oil, 5 kg of anise oil, 1 kg of licorice extract, 0.1 kg of mandarin orange extract oil, 2 kg of clove leaf oil, 0.1 kg of frankincense oil, and 1 kg of green tea extract were added to a mixing tank and stirred at 100 rpm for 20 minutes to obtain a natural and long-lasting deodorizing composition for toothpaste.

[0027] Peppermint oil was purchased from Callisons in the United States.

[0028] Asian peppermint oil was purchased from Anhui Jubang.

[0029] The tea tree oil was purchased from Yunnan Yunyao.

[0030] Eucalyptus oil was purchased from Guizhou Baisen.

[0031] Rosemary oil was purchased from Florsson in the UK.

[0032] The anise oil was purchased from COFCO Dexin.

[0033] The licorice extract was purchased from Guangzhou Fenman.

[0034] Red mandarin orange extract oil was purchased from IFF.

[0035] Clove leaf oil was purchased from INDESSO.

[0036] Frankincense oil was purchased from LMR.

[0037] The green tea extract was purchased from Guangzhou Fenman. Example 2

[0038] A natural, long-lasting odor-eliminating composition for toothpaste, prepared as follows: 15 kg of peppermint oil, 60 kg of peppermint oil, 10 kg of tea tree oil, 2 kg of eucalyptus oil, 2 kg of rosemary oil, 7.5 kg of anise oil, 3 kg of licorice extract, 0.25 kg of mandarin orange extract, 3.5 kg of clove leaf oil, 0.3 kg of frankincense oil, and 3 kg of green tea extract were added to a mixing tank and stirred at 100 rpm for 20 minutes to obtain a natural and long-lasting deodorizing composition for toothpaste.

[0039] Peppermint oil was purchased from Callisons in the United States.

[0040] Asian peppermint oil was purchased from Anhui Jubang.

[0041] The tea tree oil was purchased from Yunnan Yunyao.

[0042] Eucalyptus oil was purchased from Guizhou Baisen.

[0043] Rosemary oil was purchased from Florsson in the UK.

[0044] The anise oil was purchased from COFCO Dexin.

[0045] The licorice extract was purchased from Guangzhou Fenman.

[0046] Red mandarin orange extract oil was purchased from IFF.

[0047] Clove leaf oil was purchased from INDESSO.

[0048] Frankincense oil was purchased from LMR.

[0049] The green tea extract was purchased from Guangzhou Fenman. Example 3

[0050] A natural, long-lasting odor-eliminating composition for toothpaste, prepared as follows: 10 kg of peppermint oil, 50 kg of peppermint oil, 15 kg of tea tree oil, 3 kg of eucalyptus oil, 3 kg of rosemary oil, 10 kg of anise oil, 5 kg of licorice extract, 0.5 kg of mandarin orange extract, 5 kg of clove leaf oil, 0.5 kg of frankincense oil, and 5 kg of green tea extract were added to a mixing tank and stirred at 100 rpm for 20 minutes to obtain a natural and long-lasting deodorizing composition for toothpaste.

[0051] Peppermint oil was purchased from Callisons in the United States.

[0052] Asian peppermint oil was purchased from Anhui Jubang.

[0053] The tea tree oil was purchased from Yunnan Yunyao.

[0054] Eucalyptus oil was purchased from Guizhou Baisen.

[0055] Rosemary oil was purchased from Florsson in the UK.

[0056] The anise oil was purchased from COFCO Dexin.

[0057] The licorice extract was purchased from Guangzhou Fenman.

[0058] Red mandarin orange extract oil was purchased from IFF.

[0059] Clove leaf oil was purchased from INDESSO.

[0060] Frankincense oil was purchased from LMR.

[0061] The green tea extract was purchased from Guangzhou Fenman.

[0062] Comparative Example 1 A natural, long-lasting deodorizing composition for toothpaste, differing from Example 2 only in that: The green tea extract was replaced with an equal amount of honeysuckle extract.

[0063] The honeysuckle extract was purchased from Guangzhou Fenman.

[0064] Comparative Example 2 A natural, long-lasting deodorizing composition for toothpaste, differing from Example 2 only in that: Replace frankincense oil with an equal amount of thyme oil.

[0065] The thyme oil was purchased from Lluch, Spain.

[0066] Comparative Example 3 A natural, long-lasting deodorizing composition for toothpaste, differing from Example 2 only in that: Use an equal amount of anethole to replace anise oil.

[0067] The anethole was purchased from SWATI MENTHOL AND ALLIED CHEMICALS LTD. in India.

[0068] Comparative Example 4 A natural, long-lasting deodorizing composition for toothpaste, differing from Example 2 only in that: The licorice extract was replaced with an equal amount of monk fruit extract.

[0069] The monk fruit extract was purchased from Guangzhou Fenman.

[0070] Comparative Example 5 A natural, long-lasting deodorizing composition for toothpaste, differing from Example 2 only in that: Replace the mandarin orange oil with an equal amount of sweet orange oil.

[0071] The sweet orange oil was purchased from Citrosuco in Brazil.

[0072] Experiment 1 Toothpaste test samples were prepared using the natural, long-lasting odor-eliminating compositions for toothpaste from the various embodiments and comparative examples. The preparation methods are as follows: Mix 52g sorbitol, 5g PEG400, 10g silica (comprehensive type), 10g silica (MIV type), 0.4g CMC, 0.5g xanthan gum, 2.2g K12, 0.22g sodium saccharin, 0.2g sodium benzoate, 0.5g titanium dioxide, 1.2g of a natural long-lasting deodorizing composition for toothpaste, and 17.78g water until homogeneous to obtain the toothpaste test sample.

[0073] Twenty aroma evaluators were selected. They drank a 100ml cup of coffee in half an hour and then brushed their teeth to test the aroma. The test was conducted three times with a six-hour interval. During the experiment, they did not eat or drink anything. The freshness of their mouth, aroma intensity, and sweetness were recorded at the time of brushing and at 1, 2, 3, and 4 hours after brushing. The scoring standard was out of 10.

[0074] The average of all scores from the three experiments conducted by the 20 incense tasters was taken, and the scores were rounded to one decimal place.

[0075] Scoring criteria: My breath felt very fresh (9-10 points) My breath feels very fresh (7-8 points) Fresh breath (5-6 points) Moderate breath freshening sensation The breath freshening effect is a bit weak (3-4 points) Very weak breath freshness (1-2 points) My breath felt completely unfresh (0 points) The aroma is very strong (9-10 points) The aroma is very strong (7-8 points) The aroma is quite strong (5-6 points). The fragrance intensity is average (5 points). The aroma is a bit weak (3-4 points) The aroma is very weak (1-2 points) Completed with no taste (0 points) The mouth feels very sweet and moist (9-10 points) The mouth feels slightly sweet (7-8 points) The mouth feels sweet and moist (5-6 points) The mouthfeel is pleasantly sweet (5 points) A slightly bitter taste in the mouth (3-4 points) A distinctly bitter taste in the mouth (1-2 points) My mouth felt extremely bitter (0 points) The experimental results are detailed in Table 1-3.

[0076] Table 1. Results of oral freshness test

[0077] Table 2. Results of Fragrance Intensity Test

[0078] Table 3. Results of bitterness test

[0079] The aroma test data in Table 1-3 confirms that the green tea extract in the formula significantly suppresses bad breath in the initial period after application, while frankincense oil provides long-lasting odor suppression and prolongs the fragrance's lingering effect in the mouth. However, these two ingredients can also cause a bitter taste in the composition. The combination of anise oil, licorice extract, and mandarin orange extract modifies the flavor profile, ensuring the composition effectively eliminates bad breath without compromising the overall taste. The natural, long-lasting odor-eliminating composition of the embodiment can effectively prolong the time that oral odor is suppressed after brushing.

[0080] Experiment 2 Toothpaste test samples were prepared using the natural, long-lasting odor-eliminating compositions for toothpaste from the various embodiments and comparative examples. The preparation methods are as follows: Mix 52g sorbitol, 5g PEG400, 10g silica (comprehensive type), 10g silica (MIV type), 0.4g CMC, 0.5g xanthan gum, 2.2g K12, 0.22g sodium saccharin, 0.2g sodium benzoate, 0.5g titanium dioxide, 1.2g of a natural long-lasting deodorizing composition for toothpaste, and 17.78g water until homogeneous to obtain the toothpaste test sample.

[0081] The antibacterial performance of the toothpaste sample was tested according to the test method in section 7.3 of QB / T 2738-2023 "Evaluation Method for Antibacterial and Bacteriostatic Effects of Daily Chemical Products".

[0082] Antibacterial rate (%) = (A - B) / A * 100 In the formula: A—The average colony count of the control sample; B—The average number of colonies in the toothpaste sample.

[0083] Experimental bacterial strain: Staphylococcus aureus.

[0084] The inhibition time was 5 minutes.

[0085] Detailed experimental data are shown in Table 4.

[0086] Table 4

[0087] According to Table 2, the combination of anise oil, licorice extract, and red mandarin orange extract in each embodiment can further improve the antibacterial properties, which is more conducive to oral health recovery and has a better lasting effect on improving bad breath.

[0088] This specific embodiment is merely an explanation of this application and is not intended to limit it. After reading this specification, those skilled in the art can make modifications to this embodiment without contributing any inventive step, but such modifications are protected by patent law as long as they fall within the scope of the claims of this application.

Claims

1. A natural, long-lasting odor-eliminating composition for toothpaste, characterized in that: The components include the following parts by mass: 60-90 parts of main fragrance agent; 9-26 parts of antibacterial agent; Modifier 6.1-15.5 parts; Odor remover: 1.1-5.5 parts; The modifier is a compound of anise oil, licorice extract, and red mandarin orange extract oil; The odor remover is a compound of frankincense oil and green tea extract.

2. The natural and long-lasting odor-eliminating composition for toothpaste according to claim 1, characterized in that: In the modifier, the mass ratio of anise oil, licorice extract, and red mandarin orange extract is 5-10:1-5:0.1-0.

5.

3. The natural and long-lasting odor-removing composition for toothpaste according to claim 2, characterized in that: In the odor eliminator, the mass ratio of frankincense oil and green tea extract is 0.1-0.5:1-5.

4. The natural and long-lasting odor-removing composition for toothpaste according to claim 3, characterized in that: Both the licorice extract and the green tea extract are oil-soluble extracts.

5. A natural, long-lasting odor-eliminating composition for toothpaste according to claim 4, characterized in that: The antibacterial agent is a compound of tea tree oil, eucalyptus oil, rosemary oil, and clove oil.

6. The natural and long-lasting odor-removing composition for toothpaste according to claim 5, characterized in that: The antibacterial agent contains tea tree oil, eucalyptus oil, rosemary oil, and clove oil in a mass ratio of 5-15:1-3:1-3:2-5.

7. The natural and long-lasting odor-eliminating composition for toothpaste according to claim 1, characterized in that: The main flavoring agent is a blend of peppermint oil and Asian peppermint oil.

8. A natural and long-lasting odor-eliminating composition for toothpaste according to claim 7, characterized in that: In the main fragrance agent, the mass ratio of peppermint oil and Asian peppermint oil is 10-20:50-70.