Double-layer moisturizing essence and preparation method thereof

Abstract

The invention belongs to the technical field of cosmetics, and particularly relates to double-layer moisturizing essence and a preparation method thereof. The double-layer moisturizing essence disclosed by the invention is prepared from the following raw materials in percentage by mass: 3%-5% of trimethylglycine, 3%-12% polyols, 0.5%-1% of gamma-polyglutamic acid, 0.1%-0.3% of konjac glucomannan,0.1%-3% of konjac glucomannan 0, 0.5%-1% of hesperidin, 0.1%-0.5% of citral, 3%-5% of jojoba oil, 0.1%-0.5% of inulin lauryl carbamate, 0.1%-0.5% of PEG-20 methyl glucose sesquistearate, 5%-8% of caprylic / capric triglyceride and the balance of deionized water. The double-layer moisturizing essence has a double-layer structure, has a good instant and long-term moisturizing effect, is good in preservative effect and meets the requirements of consumers.

Description

technical field [0001] The invention belongs to the technical field of cosmetics, and in particular relates to a double-layer moisturizing essence and a preparation method thereof. Background technique [0002] The maintenance of the healthy state of human skin mainly depends on the natural moisturizing system composed of water, lipids and natural moisturizing factors. Therefore, moisturizing is the basis for skin moisturizing and youthful. [0003] As a large category of cosmetics, humectants can simulate the skin's natural moisturizing system, provide temporary protection for the skin, reduce damage and promote repair. For example, Chinese patent CN109662926A discloses a polyhydric moisturizing essence and its preparation method, including the following components by weight: deionized water, dipropylene glycol, sodium hyaluronate, NANO sodium hyaluronate, PEG / PPG-17 / 6 copolymer, amino acid humectant, cetearyl glucoside, acrylic acid / vinyl isodecanoate crosspolymer, ammon...

AI Technical Summary

Problems solved by technology

However, the vast majority of essences in the market are single-layer systems, and the form of the product is relatively simple.

At the same time, in order to ensure the product quality during the shelf life, most of the essences are added with chemical preservatives, and chemical preservatives are irritating to the skin

[0004] Hesperidin is a dihydroflavone glycoside compound, which has the functions of maintaining osmotic pressure, enhancing capillary toughness, shortening bleeding time, and lowering cholesterol. It is often used as an adjuvant treatment for cardiovascular diseases and can be used as a natural antioxidant in the food industry , can be used as a whitening agent in the field of cosmetics (CN106562894A, CN107737059A), rarely used as a preservative in the field of cosmetics, and because hesperidin is insoluble in water, its application in cosmetics is limited

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