Method for preparing skin care composition containing leech extract

Abstract

The invention relates to the technical field of skin care composition formulae and particularly relates to a method for preparing a skin care composition containing a leech extract. The method comprises the steps of preparing raw materials, decocting to concentrate, drying and crushing, and mixing uniformly. Compared with the prior art, the method disclosed by the invention has the advantages that a formula of the skin care composition consists of natural and moderate ingredients and does not contain heavy metal and hormone ingredients, so that the skin care composition is little in skin irritation, has a long-acting and durable whitening effect and a freckle removing effect, can improve facial pigmentation and plays roles in efficiently preserving moisture, resisting allergy and nourishing the skin. According to the method, the raw materials are obtained relatively simply, the method is convenient and fast, and the skin care composition is easily accepted by consumers, so that the skin care composition has relatively good application and market prospects.

Description

technical field [0001] The invention relates to the technical field of formulation of skin care compositions, in particular to a preparation method of a skin care composition containing leech extract. Background technique [0002] Since ancient times, beauty and skin care products have always been the favorite of women. In order to achieve the purpose of beauty and skin care, people have used various raw materials to make beauty and skin care products, such as milk, placenta, protein, lactic acid, vitamins, Chinese herbal medicine, etc. Wait. In recent years, with the development of science and technology, especially the penetration and application of biomedical technology to the field of cosmetics manufacturing, many international medical-level bioengineering technology experts have devoted themselves to the research of cosmetics, and a variety of beauty and skin care products have appeared on the market. cosmetic. The main ingredients contained in these skin care cosmeti...

AI Technical Summary

Problems solved by technology

The main ingredients contained in these skin care cosmetics are heavy metals, hormones, hyaluronic acid, SOD or collagen, etc. These categories have a good effect on skin whitening, and the content of heavy metals and hormones in these cosmetics is relatively high. High is easy to make the skin whitening effect better, but long-term use is easy to damage the skin surface protein, bringing bad results; human skin cells can only absorb substances with a molecular weight of less than or equal to 8000 Daltons under normal conditions, Natural substances in commercially available cosmetics: such as hyaluronic acid, SOD or collagen, etc., have a molecular weight of tens of thousands to hundreds of thousands of daltons, so it is difficult to be completely absorbed by the skin