The invention provides a preparation method and application of a
skin moistening composition with anti-
allergy and moisturizing effects, and belongs to the technical field of
plant extraction, microbial
fermentation and
cosmetics. The preparation method comprises the following steps that
saccharomycetes is subjected to microbial
fermentation to obtain
fermentation liquid, the fermentation liquid is used as an extraction
solvent, and Chinese wolfberry fruits, aloe,
chrysanthellum indicum,
centella asiatica, grape
skin, purslane and
tremella fuciformis are correspondingly extracted and purified; and the fermentation liquid is used as a
solvent, the
plant extract is added according to a certain proportion, a proper amount of
butanediol is added, mixing, stirring and dissolving are carried out completely, sterilizing is carried out, and sequentially filtering is carried out through filter elements with the pore diameters of 3 microns, 1 micron and 0.22 micron to obtain the product. A drop of water is not additionally added in the product, and the
yeast filtrate is completely used as a
solvent; and the
skin moistening composition is richer in
nutrition and more powerful in effect, is rich in various amino acids, polysaccharides, vitamins and
plant extract essence, can nourish and care skin,
resist inflammation, relieve and moisturize, and is a very excellent cosmetic
raw material.