Application of white snowflake extract for skin spot fading and skin wrinkle improvement
An extract, Baixue's technology, applied in the field of skin lightening and improving skin wrinkles, can solve skin damage and other problems, reduce skin wrinkles, reduce skin epidermal pigmentation and deep pigmentation, reduce skin UV pigmentation and brown spots Effect
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Embodiment 1
[0037] Embodiment 1 The preparation method of Snowflakes white extract of the present invention
[0038] In one embodiment of the present invention, the whole plant of Snowflakes is washed, and the extraction solvent of the whole plant of Snowflakes after washing and water, alcohol, or a mixture of alcohol and water is taken. The extraction solvent is preferably water, and the ratio is 1-5:5 -20 in a weight ratio, and extract in a solvent for 0.5-3 hours to obtain a crude extract. After extraction and cooling to room temperature, the crude extract was filtered through a 0.45-0.2 micron filter to obtain a filtrate. Finally, the filtrate is concentrated and spray-dried under reduced pressure at 45-70° C. to obtain the snowflake white extract of the present invention.
Embodiment 2
[0039] Embodiment 2 Snowflakes white extract of the present invention is effective in reducing human skin epidermis pigmentation
[0040] In order to confirm the effect of the white snowflake extract of the present invention on reducing skin epidermis pigmentation, that is, ultraviolet spots, first, prepare 2% white snowflake essence adding 2% (w / w) white snowflake extract; and do not contain white snowflake The essence of the extract is used as the essence of the control group, wherein the ingredients of the essence are all water, xinxinone, hexanediol, 1,3-butanediol, sanxian gum, thickener and triethanolamine. The white snowflake extract is extracted with water. Then, 8 subjects were recruited, and each subject used the essence of the control group and the essence containing the white snowflake extract of the present invention on the skin of the left and right half of the face after washing the face every morning and evening, and Gently massage with fingertips to promote a...
Embodiment 3
[0042] Embodiment 3 The effect of Snowflakes white extract of the present invention on reducing deep pigmentation of human skin
[0043] In order to confirm the efficacy of the white snowflake extract of the present invention in reducing deep skin pigmentation, that is, brown spots, first, prepare 2% white snowflake essence adding 2% (w / w) white snowflake extract; and without white snowflake extract The essence of the object is used as the essence of the control group, wherein the essence ingredients are all water, persimmonone, hexanediol, 1,3-butanediol, sanxian gum, thickener and triethanolamine, the present embodiment Snow White Extract is extracted with water. Then, 8 subjects were recruited, and each subject used the essence of the control group and the essence containing the white snowflake extract of the present invention on the skin of the left and right half of the face after washing the face every morning and evening, and Massage with fingertips to promote absorpti...
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