CN112043626A - Tea seed skin care oil and preparation method thereof - Google Patents

Abstract

The invention relates to the technical field of skin care products, and particularly relates to tea seed skin care oil and a preparation method thereof. The tea seed skin care oil provided by the invention is prepared from tea seed oil, sodium hyaluronate, an emulsifier and natural flower essential oil according to a certain proportion, has the effects of moisturizing, whitening, protecting skin and resisting aging, is good in dispersibility, easy to absorb, fine and moist, moderate in oiliness, obvious in whitening effect when more than 96% of people feel, mild to skin, free of irritation and capable of having a certain conditioning effect, is simple in raw materials and low in production cost, can improve the added value of tea seeds after tea leaves are picked, and is simple in preparation process.

Description

A kind of tea seed skin care oil and preparation method thereof

technical field

The invention relates to the technical field of skin care products, in particular to a tea seed skin care oil and a preparation method thereof.

Background technique

Due to factors such as age, environmental pollution and life pressure, a series of skin problems, such as dry skin, lack of elasticity, wrinkles and dull color, have caused serious problems for beauty lovers. People usually use skin care products to solve the above problems.

At present, most of the main skin care oils on the market are made of white oil as the base oil and some substances that have a maintenance effect on the skin are added, which are not easily absorbed by the skin and have a certain stimulating effect on the skin. It is a current research focus to develop skin care oils that use natural vegetable oils instead of white oils as base oils.

Tea seed oil is a green and healthy vegetable oil extracted from tea seeds (the seeds of the camellia plant tea tree), which has excellent affinity for human skin. Tea seed oil is rich in unsaturated fatty acids, vitamin E, tea polyphenols and tea saponins, and is a non-drying, cooling oil. Because its rich unsaturated fatty acids can regulate skin permeability, reduce water loss, and increase skin moisturizing effect, human skin is also easy to absorb, can maintain nutrition, moisture and elasticity of skin, and improve the degeneration of skin stratum corneum. Skin protection and moisturizing agent; natural vitamin E up to 800mg/L, tea polyphenols up to 500mg/L, much higher than the content of ordinary camellia oil, has a strong antioxidant effect, no need to add any antioxidants, more health and safety. Tea seed oil can protect the body tissue biofilm from being attacked and oxidized by free radicals, has significant protective and anti-radiation effects, and has a good effect on skin care. At present, there is not much research on tea seed skin care oil.

In view of this, the present invention is proposed.

SUMMARY OF THE INVENTION

The first object of the present invention is to provide a tea seed skin care oil, which has the functions of moisturizing, whitening, skin care and anti-aging, and is naturally non-irritating and gentle to the skin.

The second object of the present invention is to provide the preparation method of the above-mentioned tea seed skin care oil, the production process is simple, the obtained product has good color and luster, good stability, good dispersibility, easy absorption, delicate and moisturizing, moderate oiliness, and low production cost, Use the tea seeds after picking tea leaves to increase their added value.

To achieve the above object, the technical scheme adopted in the present invention is:

A tea seed skin care oil is mainly prepared from the following raw materials in parts by weight: 70-90 parts of tea seed oil, 1-5 parts of sodium hyaluronate, 15-25 parts of emulsifier and 0.1-1 part of natural flower essential oil.

Further, the tea seed skin care oil is mainly made of the following raw materials by weight: 75-85 parts of tea seed oil, 2-4 parts of sodium hyaluronate, 18-22 parts of emulsifier and 0.3-0.8 parts of natural flower essential oil. share.

Preferably, the tea seed skin care oil is mainly made of the following raw materials in parts by weight: 80 parts of tea seed oil, 3 parts of sodium hyaluronate, 20 parts of emulsifier and 0.5 part of natural flower essential oil.

Preferably, the emulsifier is one of stearic acid, sodium hydroxide, triethanolamine, silicone, polyoxyethylene lauryl ether, polyoxyethylene stearyl alcohol, polyoxyethylene ether and polyoxyethylene monolaurate or a mixture of at least two;

Preferably, the natural flower essential oil is rose essential oil, jasmine essential oil, gardenia essential oil or lavender essential oil.

Further, the tea seed skin care oil also includes one or a mixture of at least two of a moisturizing agent, a thickening agent and a preservative. Preferably, the tea seed skin care oil also includes a mixture of a moisturizing agent, a thickening agent and a preservative, further preferably, in parts by weight, 10-15 parts of a moisturizing agent, 5-10 parts of a thickening agent and a preservative 2-4 servings.

Preferably, the humectant is one or a mixture of at least two of glycerol, butylene glycol, polyethylene glycol, propylene glycol, hexylene glycol, xylitol, polypropylene glycol and sorbitol.

Preferably, the thickening agent is one or a mixture of at least two of natural plant starch, gelatin, guar gum, carrageenan, gum arabic, xanthan gum, and alginate.

Preferably, the preservative is one or a mixture of at least two of methylparaben, ethylparaben, propylparaben, benzyl alcohol, chloroxylenol and benzyl chlorophenol.

For the preparation method of the tea seed skin care oil, the raw materials are mixed, heated to 50-60° C. with stirring, and evenly mixed, the tea seed skin care oil is obtained.

Further, the tea seed oil is mainly prepared by the following steps: the tea seeds are successively pressed, deacidified, washed with water and decolorized to obtain the tea seed oil.

Further, the pressing step adopts low temperature pressing.

Further, the deacidification step is adding sodium hydroxide solution with a mass concentration of 5-8%, stirring, and centrifuging after standing for 6-8 hours.

Further, the washing step adopts 12-20% soft water to wash 3-5 times;

Preferably, the water washing temperature is 50-70°C, preferably 55-65°C, and more preferably 60°C.

Further, the decolorization step adopts the mixture of activated carbon and activated clay as decolorizing agent, preferably, the mass ratio of activated carbon and activated clay is 1:(5-7), more preferably 1:6;

Preferably, the amount of the decolorizing agent is 3%-5% of the quality of the tea seed oil after washing, preferably 4%;

Preferably, the decolorization temperature is 100-110°C, preferably 102-108°C, more preferably 105°C;

Preferably, the decolorization time is 20-40min, preferably 25-35min, more preferably 30min.

Compared with the prior art, the beneficial effects of the present invention are:

1. The tea seed skin care oil provided by the invention is prepared by proportioning tea seed oil, sodium hyaluronate, emulsifier and natural floral essential oil in a certain proportion, and has the functions of moisturizing skin, whitening skin care and anti-aging, dispersibility. Good, easy to absorb, delicate and moisturizing, moderate oiliness, significant whitening effect, mild to the skin, non-irritating and has a certain conditioning effect, at the same time, the raw materials are simple, the production cost is low, and the tea seeds after picking tea can be used to increase its added value. .

2. The preparation method of the tea seed skin care oil provided by the present invention has a simple production process, especially the tea seed oil is obtained by pressing, deacidifying, washing and decolorizing tea seeds in sequence, and the obtained product has good color and luster, good stability, and is dispersed Good properties, easy to absorb, delicate and moisturizing, moderate oiliness.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

A tea seed skin care oil is mainly prepared from the following raw materials in parts by weight: 70-90 parts of tea seed oil, 1-5 parts of sodium hyaluronate, 15-25 parts of emulsifier and 0.1-1 part of natural flower essential oil.

Tea seed oil is a green and healthy vegetable oil extracted from tea seeds (the seeds of the camellia plant tea tree). The oil content of tea seed kernels is 18-30%. Tea seed oil is rich in unsaturated fatty acids, vitamin E, tea polyphenols and tea saponins, which are non-drying and cooling oils. Tea seed oil is rich in unsaturated fatty acids up to 82%, which can regulate skin permeability, reduce water loss, and increase skin moisturizing effect. It is a good skin protection and moisturizing agent; natural vitamin E up to 800mg/L, tea polyphenol up to 500mg/L, much higher than the content of ordinary camellia oil, has a strong antioxidant effect, no need to add Any antioxidant is healthier and safer. Tea seeds also contain about 10% tea saponin. Tea saponin is a natural surfactant with good performance. It has good emulsifying, dispersing, foaming, moisturizing and other functions, and has anti-inflammatory, analgesic, anti-penetration and other pharmacological effects. Tea seed oil can protect the body tissue biofilm from being attacked and oxidized by free radicals, has significant protective and anti-radiation effects, and has a good effect on skin care. In the present invention, the typical but non-limiting content of tea seed oil is: 75 parts, 76 parts, 77 parts, 78 parts, 79 parts, 80 parts, 81 parts, 82 parts, 83 parts, 84 parts or 85 parts.

Sodium hyaluronate, also known as sodium hyaluronate, has good moisturizing, lubricating, thickening, and preventing and repairing skin damage. It is the best moisturizing substance found in nature, and is called an ideal natural moisturizing factor. Compared with other moisturizing agents, the relative humidity of the surrounding environment has less influence on the moisturizing property of sodium hyaluronate, which can maintain the moisture of the skin, moisturize the skin and increase the luster. Compared with these humectants, sodium hyaluronate has high moisture absorption at low relative humidity and low moisture absorption at high relative humidity. Because of this unique property, sodium hyaluronate can adapt to the skin in different seasons. , Under different environmental humidity, such as dry winter and humid summer, the requirements for the moisturizing effect of cosmetics. Sodium hyaluronate has a very high viscosity in aqueous solution, and its 1% aqueous solution is gel-like, and it can thicken and stabilize when added to cosmetics. In addition, sodium hyaluronate can promote the regeneration of the injured part of the skin by promoting the proliferation and differentiation of epidermal cells and scavenging oxygen free radicals, and prior use also has a certain preventive effect. The addition of sodium hyaluronate can enhance the moisturizing effect of the skin care oil, and at the same time play a certain thickening and stabilizing effect. In the present invention, the typical but non-limiting content of sodium hyaluronate is: 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts or 5 parts.

Emulsifiers can mix oily substances with hydrophilic substances to form stable emulsions. In the present invention, the typical but non-limiting content of the emulsifier is: 15 parts, 16 parts, 17 parts, 18 parts, 19 parts, 20 parts, 21 parts, 22 parts, 23 parts, 24 parts or 25 parts.

Natural flower essential oil is a plant essential oil obtained by distillation and extraction from the corresponding plant flowers, with pure fragrance, no irritation to the skin and a certain conditioning effect. Since the tea seed oil has a relatively strong tea seed smell, in order to cover up the smell of the tea seeds, the natural flower essential oil is added to the tea seed skin care oil of the present invention to improve the smell of the tea seed skin care oil, so that the tea seed skin care oil has the natural flower essential oil, The aroma is pleasant and helps to soothe the mood. In addition, natural floral essential oils have bactericidal and anti-inflammatory properties. In the present invention, the typical but non-limiting content of natural floral essential oil is 0.1 part, 0.2 part, 0.3 part, 0.4 part, 0.5 part, 0.6 part, 0.7 part, 0.8 part, 0.9 part or 1 part.

The tea seed skin care oil of the invention is prepared by mixing tea seed oil, sodium hyaluronate, emulsifier and natural flower essential oil in a certain proportion, and has the functions of moisturizing, whitening, skin care and anti-aging, and is mild to the skin and has no effect on the skin. It has a stimulating effect and has a certain conditioning effect. The tea seed skin care oil of the invention has good dispersibility, easy absorption, delicate and moisturizing, moderate oiliness and remarkable whitening effect.

In an optional embodiment of the present invention, the tea seed skin care oil is mainly made from the following raw materials by weight: 75-85 parts of tea seed oil, 2-4 parts of sodium hyaluronate, and 18-22 parts of emulsifier And 0.3-0.8 parts of natural flower essential oil.

In a preferred embodiment of the present invention, 80 parts of tea seed oil, 3 parts of sodium hyaluronate, 20 parts of emulsifier and 0.5 part of natural flower essential oil.

In an optional embodiment of the present invention, the natural floral essential oil is rose essential oil, jasmine essential oil, gardenia essential oil or lavender essential oil.

In an alternative embodiment of the present invention, the emulsifier is stearic acid, sodium hydroxide, triethanolamine, silicone, polyoxyethylene lauryl ether, polyoxyethylene stearyl alcohol, polyoxyethylene ether and polyoxyethylene One or a mixture of at least two ethylene monolaurates.

In an optional embodiment of the present invention, the tea seed skin care oil of the present invention further comprises one or a mixture of at least two of a moisturizing agent, a thickening agent and a preservative.

In an optional embodiment of the present invention, 10-15 parts of moisturizing agent, 5-10 parts of thickening agent and 2-4 parts of preservative.

In an optional embodiment of the present invention, the humectant is one or at least two of glycerol, butylene glycol, polyethylene glycol, propylene glycol, hexylene glycol, xylitol, polypropylene glycol and sorbitol mixture;

In an optional embodiment of the present invention, the thickening agent is one or a mixture of at least two of natural plant starch, gelatin, guar gum, carrageenan, gum arabic, xanthan gum, and alginate;

In an optional embodiment of the present invention, the preservative is one of methylparaben, ethylparaben, propylparaben, benzyl alcohol, chloroxylenol and benzyl chlorophenol or a mixture of at least two.

The tea seed skin care oil provided by the invention is prepared by mixing tea seed oil, sodium hyaluronate, emulsifier and natural floral essential oil in a certain proportion, and has the functions of moisturizing, moisturizing, skin care and skin care and anti-aging, and can not only make full use of Tea seeds increase its added value, and are delicate and moisturizing, natural and non-irritating, and gentle to the skin.

The invention also provides a preparation method of the tea seed skin care oil, which comprises the following steps of mixing the raw materials, stirring and heating to 50-60° C., and uniformly blending to obtain the tea seed skin care oil.

Among them, the production process of tea seed oil directly affects the quality of tea seed oil, which in turn affects the production of tea seed oil. The tea seed oil is mainly prepared by the following steps: the tea seeds are successively pressed, deacidified, washed with water and decolorized to obtain the tea seed oil.

In an optional embodiment of the present invention, the pressing is low-temperature pressing, which can avoid impurities that are harmful to the human body during high-temperature pressing, and at the same time, can retain the active ingredients in the tea seeds to the greatest extent, such as unsaturated fatty acids, vitamin E and tea polyphenols, etc.

The purpose of deacidification is to neutralize the free fatty acids in the crude oil by adding lye to the oil and reduce the acid value of the oil. Too high acid value and oxidation value can easily irritate the skin and affect the preservation of the product, and the resulting fatty acid salts will absorb some impurities in the oil and some pigments in the oil during precipitation. In addition, saponin is weakly acidic, and the saponin tastes bitter and astringent, which is not good for the human body and can be removed by deacidification.

In an optional embodiment of the present invention, the deacidification step is to add sodium hydroxide solution with a mass concentration of 5-8%, stir, and stand for 6-8 hours, and then centrifuge to separate the soapstock. The concentration and amount of lye added should be strictly controlled. Too high concentration and too much lye will easily cause saponification of oil and affect the emulsification state and color of tea seed oil. The neutralization reaction is incomplete, and the acid value of the oil cannot be well reduced.

The purpose of the water wash is to remove residual alkali. In an optional embodiment of the present invention, the washing step adopts 12-20% soft water for 3-5 times.

In an optional embodiment of the present invention, the washing temperature is 50-70°C, typically but not limited to 50°C, 51°C, 52°C, 53°C, 54°C, 55°C, 56°C, 57°C, 58°C, 59°C, 60°C, 61°C, 62°C, 63°C, 64°C, 65°C, 66°C, 67°C, 68°C, 69°C or 70°C.

The purpose of decolorization is to make the color of tea seed oil reach the effect of tea seed oil used in cosmetics. In a preferred embodiment of the present invention, in the decolorization step, a mixture of activated carbon and activated clay is used as the decolorizing agent, and the mass ratio of activated carbon to activated clay is preferably 1:(5-7), typically but not limited to 1:5 , 1:6 or 1:7;

In a preferred embodiment of the present invention, the amount of the decolorizing agent is 3%-5% by mass, typically but not limited to 3%, 3.5%, 4%, 4.5% or 5%.

In a preferred embodiment of the present invention, the decolorization temperature is 100-110°C, typically but not limited to 100°C, 101°C, 102°C, 103°C, 104°C, 105°C, 106°C, 107°C, 108°C °C, 109°C or 110°C.

In a preferred embodiment of the present invention, the decolorization time is 20-40min, typically but not limited to 25min, 26min, 27min, 28min, 29min, 30min, 31min, 32min, 33min, 34min, 35min, 36min, 37min, 38min, 39min or 40min.

The preparation method of the tea seed skin care oil provided by the invention has a simple production process, and in particular, the tea seed oil is prepared from the tea seeds through pressing, deacidification, water washing and decolorization in sequence, and the obtained product has good color and luster, good stability and good dispersibility. , Easy to absorb, delicate and moisturizing, moderate oily.

The technical solutions of the present invention will be further explained below in conjunction with specific embodiments.

Example 1

The tea seed skin care oil of Example 1, in parts by weight, comprises 80 parts of tea seed oil, 3 parts of sodium hyaluronate, 20 parts of emulsifier and 0.5 part of natural flower essential oil.

Example 2

The tea seed skin care oil of Example 2, in parts by weight, comprises 70 parts of tea seed oil, 5 parts of sodium hyaluronate, 15 parts of emulsifier and 1 part of natural flower essential oil.

Example 3

The tea seed skin care oil of Example 3, in parts by weight, contains 75 parts of tea seed oil, 4 parts of sodium hyaluronate, 18 parts of emulsifiers and 0.8 parts of natural flower essential oil.

Example 4

The tea seed skin care oil provided in Example 4, in parts by weight, contains 85 parts of tea seed oil, 2 parts of sodium hyaluronate, 22 parts of emulsifier, 0.3 part of natural flower essential oil, 10 parts of seaweed gum and 2 parts of benzyl alcohol.

Example 5

The tea seed skin care oil of embodiment 5, by weight, contains 90 parts of tea seed oil, 1 part of sodium hyaluronate, 25 parts of emulsifiers, 0.1 part of natural flower essential oil, 12 parts of butanediol, 8 parts of gelatin and 3 parts of methyl hydroxybenzoate.

Example 6

The preparation method of the tea seed skin care oil of embodiment 6, mixes each raw material, stirs and heats to 55 ℃, and allocates uniformly, and promptly obtains the tea seed skin care oil, wherein, the preparation process of the tea seed oil is as follows:

(a) Pressing: using low temperature pressing to obtain crude oil;

(b) deacidification: adding the sodium hydroxide solution with a mass concentration of 6%, stirring, and centrifuging after standing for 7h;

(c) Washing: use 16% soft water for 4 times, and the washing temperature is 60°C;

(d) Decolorization: the decolorizing agent is activated carbon and activated clay with a mass ratio of 1:6, the amount of the decolorizing agent is 4% of the quality of the tea seed oil after washing, the decolorizing temperature is 105° C., and the decolorizing time is 30min.

The tea seed oil skin care products of Examples 1-5 were all prepared by the preparation method of Example 6.

Example 7

The preparation method of the tea seed skin care oil of embodiment 7, mixes each raw material, stirs and heats to 55 ℃, and allocates uniformly, and promptly obtains the tea seed skin care oil, wherein, the preparation process of the tea seed oil is as follows:

(a) Pressing: using low temperature pressing to obtain crude oil;

(b) deacidification: adding a sodium hydroxide solution with a mass concentration of 5%, stirring, and centrifuging after standing for 8h;

(c) Washing: use 12% soft water for 5 times, and the washing temperature is 50°C;

(d) Decolorization: the decolorizing agent is activated carbon and activated clay with a mass ratio of 1:5, the amount of the decolorizing agent is 5% of the quality of the tea seed oil after washing, the decolorizing temperature is 100° C., and the decolorizing time is 40min.

Example 8

The preparation method of the tea seed skin care oil of embodiment 8, mixes each raw material, stirs and heats to 55 ℃, and allocates uniformly, and promptly obtains the tea seed skin care oil, wherein, the preparation process of the tea seed oil is as follows:

(a) Pressing: using low temperature pressing to obtain crude oil;

(b) deacidification: adding a sodium hydroxide solution with a mass concentration of 8%, stirring, and centrifuging after standing for 6h;

(c) Washing: use 20% soft water to wash three times, and the washing temperature is 70°C;

(d) Decolorization: the decolorizing agent is activated carbon and activated clay with a mass ratio of 1:7, the amount of the decolorizing agent is 3% of the quality of the tea seed oil after washing, the decolorizing temperature is 110° C., and the decolorizing time is 20min.

Example 9

The difference between the tea seed oil skin care product provided in Example 9 and Example 1 is that the preparation process of the tea seed oil is different and does not include a deacidification step.

Example 10

The difference between the tea seed oil skin care product provided in Example 10 and Example 1 is that the preparation process of the tea seed oil is different and does not include a decolorization step.

Comparative Example 1

The tea seed skin care oil provided in Comparative Example 1, in parts by weight, contains 100 parts of tea seed oil, 0.1 part of sodium hyaluronate, 5 parts of emulsifier and 0.01 part of natural floral essential oil.

Comparative Example 2

The tea seed skin care oil provided in Comparative Example 2 contains 40 parts by weight of tea seed oil, 10 parts of sodium hyaluronate, 50 parts of emulsifier and 5 parts of natural floral essential oil.

Comparative Example 3

The difference between the tea seed skin care oil provided in Comparative Example 3 and Example 1 is that sodium hyaluronate is not added.

The tea seed oil skin care products of Comparative Examples 1-3 were all prepared by the preparation method of Example 6.

Example of effect

1) Appearance index test

The appearance of the samples was observed by visual inspection, mainly by the appearance properties such as color transparency, gloss and consistency.

2) Physical and chemical index test

Cold resistance test:

Take about 5g of the sample into a dry small weighing bottle, close the lid tightly, and place it in a refrigerator with a temperature of -5°C to -10°C for 24 hours. Take out the sample and return to room temperature to observe whether there is delamination. , it is stable if it is not delaminated, and unstable if it is delaminated.

Heat resistance test:

Take about 5g of the sample into a small dry weighing bottle, close the lid tightly, and place it in a drying oven with a temperature of 40°C for 24 hours, then take out the sample, return to room temperature, and observe whether there is delamination. stable, and unstable if delaminated.

3) Test of spreading dispersibility, skin feel and whitening effect

Select 50 employees of cosmetic companies as reviewers, take a small amount of sample and evenly apply it on the back of one hand to compare the dispersion, skin feel and whitening effect. The test results are shown in Table 1.

Table 1 Test results of various indicators

As can be seen from Table 1, through the comparison of Examples 1-5 and Comparative Examples 1-3, the raw material composition of the tea seed skin care oil has a greater impact on the performance of the tea seed skin care oil, and the raw materials of the protection scope of the present invention are adopted. The tea seed skin care oil prepared by the composition and ratio is a yellow transparent liquid, free of impurities, accompanied by a fresh floral fragrance, stable product, good dispersibility, easy to absorb, delicate and moisturizing, moderate oiliness, more than 96% of people feel whitening The effect is remarkable.

It can be known from the comparison between Example 1 and Examples 9-10 that the preparation process of the tea seed oil in the tea seed skin care oil has a great influence on the performance of the tea seed skin care oil, and the tea seed oil obtained by the preparation method of the present invention In the preparation of tea seed skin care oil, the product has good transparency, stability, dispersibility, refreshment and whitening effect.

The above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, by modifying the technical solutions described in the foregoing embodiments, or The equivalent replacement of some or all of the technical features therein does not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The tea seed skin care oil is characterized by being mainly prepared from the following raw materials in parts by weight: 70-90 parts of tea seed oil, 1-5 parts of sodium hyaluronate, 15-25 parts of emulsifier and 0.1-1 part of natural flower essential oil.

2. The tea seed skin care oil according to claim 1, which is mainly prepared from the following raw materials in parts by weight: 75-85 parts of tea seed oil, 2-4 parts of sodium hyaluronate, 18-22 parts of emulsifier and 0.3-0.8 part of natural flower essential oil;

preferably, the tea seed skin care oil is mainly prepared from the following raw materials in parts by weight: 80 parts of tea seed oil, 3 parts of sodium hyaluronate, 20 parts of emulsifier and 0.5 part of natural flower essential oil.

3. The tea seed skin care oil according to claim 1, wherein the emulsifier is one or a mixture of at least two of stearic acid, sodium hydroxide, triethanolamine, silicone, polyoxyethylene lauryl ether, polyoxyethylene stearyl alcohol, polyoxyethylene ether, and polyoxyethylene monolaurate;

preferably, the natural flower essential oil is rose essential oil, jasmine essential oil, gardenia essential oil or lavender essential oil.

4. The tea seed skin care oil according to claim 1, further comprising one or a mixture of at least two of a humectant, a thickener and a preservative, preferably a mixture of the humectant, the thickener and the preservative, and further preferably 10 to 15 parts by weight of the humectant, 5 to 10 parts by weight of the thickener and 2 to 4 parts by weight of the preservative;

preferably, the humectant is one or a mixture of at least two of glycerol, butanediol, polyethylene glycol, propylene glycol, hexanediol, xylitol, polypropylene glycol and sorbitol;

preferably, the thickening agent is one or a mixture of at least two of natural plant starch, gelatin, guar gum, carrageenan, arabic gum, xanthan gum and seaweed gum;

preferably, the preservative is one or a mixture of at least two of methylparaben, ethylparaben, propylparaben, benzyl alcohol, chloroxylenol and benzylchlorophenol.

5. The method for preparing the tea seed skin care oil according to any one of claims 1 to 4, wherein the tea seed skin care oil is obtained by mixing the raw materials, stirring and heating the mixture to 50 to 60 ℃, and uniformly blending the mixture.

6. The method for preparing the tea seed skin care oil according to claim 5, wherein the tea seed oil is mainly prepared by the following steps: the tea seed oil is prepared by sequentially carrying out squeezing, deacidification, water washing and decoloration on tea seeds.

7. The method of claim 6, wherein the pressing step is performed at a low temperature.

8. The method for preparing the tea seed skin care oil according to claim 6, wherein the deacidification step is to add a sodium hydroxide solution with the mass concentration of 5-8%, stir, stand for 6-8h and then perform centrifugal separation.

9. The method for preparing the tea seed skin care oil according to claim 6, wherein the water washing step is carried out 3 to 5 times with 12 to 20% of soft water;

preferably, the washing temperature is 50 to 70 ℃, preferably 55 to 65 ℃, and more preferably 60 ℃.

10. The method for preparing the tea seed skin care oil according to claim 6, wherein the decoloring step uses a mixture of activated carbon and activated clay as a decoloring agent;

preferably, the mass ratio of the activated carbon to the activated clay is 1: (5-7), more preferably 1: 6;

preferably, the usage amount of the decolorizing agent is 3% -5% of the tea seed oil after water washing, and is preferably 4%;

preferably, the decolorization temperature is 110 ℃ at 100-;

preferably, the decolorization time is 20 to 40min, preferably 25 to 35min, and more preferably 30 min.