Hair-blacking additive and application thereof
An additive, a technology for black hair, applied in the field of black hair additives, can solve the problems of insignificant use effect, high price, unacceptable, etc., and achieve the effects of promoting melanocyte proliferation, promoting melanin synthesis, moisturizing and moisturizing hair.
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[0024] 1. The preparation method of paeoniflorin is as follows:
[0025] Weigh peony, wash, dry, and crush to 40 mesh, add 50% ethanol according to the ratio of solid to liquid 1:25 (g / ml), ultrasonically extract for 2 hours, cool, filter, and repeat the extraction of the filter residue twice, each time for 1 hour, Combine the filtrates to obtain paeoniflorin.
[0026] 2. The preparation method of Gentiana extract is as follows:
[0027] Gentiana was weighed, washed, dried, crushed into 60 meshes to obtain Gentiana powder; 10 times the amount of acetone was added to degrease and decolorize, after filtration, 95% ethanol was added according to the ratio of solid to liquid 1:10 for extraction. The extraction temperature is 90°C, the extraction time is 1.5-2 hours, after cooling, it is filtered, and the filter residue is extracted twice, and the filtrates are combined, concentrated, and dried to obtain Gentiana extract. 3. The preparation method of Tribulus terrestris extract i...
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