Cosmetic composition for improving health of scalp and method of preparing the same
A manufacturing method and composition technology, applied in the field of cosmetic composition and its manufacturing, can solve problems such as difficult to prevent hair loss or improve scalp health, difficult skin penetration, etc., to achieve improved scalp health, high safety and stability, The effect of preventing hair loss
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manufacture example
[0102] manufacture oligopeptides
[0103] 2-chlorotrityl chlorideresin purchased from Novabiochem (loaded with 0.6 mmol of resin per gram (g)) was put into an automatic peptide synthesizer. Use 15ml of DMF to dissolve the resin and fully react (sweeling) for 5 minutes, add 1ml of 20% (w / v) piperidine DMF solution and shake (shaking), after removing the piperidine DMF solution, use 1ml of DMF solvent and 15ml of MC solvent for cleaning, and then again for cleaning with 15ml of MC solvent.
[0104] Make Fmoc-glycine (Fmoc-gly-OH) 0.5mmol, 1-O-benzotriazole-tetramethyluronium hexafluorophosphate (1-O-Benzotriazole-N,N,N',N'-tetramethyluronium , HBTU) 0.5mmol, N,N-diisopropylethylamine (N,N-diisopropylethylamine, DIEA) 0.5mmol were dissolved in anhydrous DMF 20ml, and activated for 4 minutes. Afterwards, the activated solution was mixed with the resin, and a binding reaction was performed for 30 minutes. After washing the resin with 20 ml MC and 20 ml DMF for 40 seconds, the F...
experiment example 1
[0110] Oligopeptide Stability
[0111] In order to confirm the human body stability of the oligopeptides produced in the above production examples, the presence or absence of skin and scalp irritation due to cytotoxicity was confirmed using the HaCaT cell line which is a human keratinocyte.
[0112] The HaCaT cell strain used in the experiment was cultured at 37° C. in 95% carbon dioxide (CO 2 ) medium, and if it showed a culture degree of 85 to 90% of the area of the culture container, it was treated with trypsin to make After the cells were desorbed and counted, they were subcultured at 5×10 3 cells (cells) / cm 2 . During cell culture, use supplemented with 10% fetal bovine serum (Fetal Bovine Serum) (FBS, GIBCO, Cat.No., 26140-079, the United States (USA)) and 100U / ml penicillin (penicillin), 100μg / ml chain Streptomycin-containing DMEM medium (Dulbecco's Modified Eagle Medium (DMEM, GIBCO, Cat. No. 11995-065, United States (USA))). For subculture, a 75T-flask (NUNC, Ca...
manufacture example 2
[0119] manufacture cosmetic compositions
[0120] In the ratio shown in the following table 2, the complex buffer solution including the oligopeptide, insulin-like growth factor and thymosin-β4, hexose (hexose), polyhydric alcohol (polyhydric alcohol) and electrolyte compound produced by the manufacturing example, and other The ingredients are mixed to make a cosmetic composition.
[0121] In more detail, the following other components are mixed, heated to 80°C to produce a single-phase form, after mixing the oligopeptide, insulin-like growth factor, thymosin-β4 and complex buffer at 55°C, three times at 1000bar After passing through a high-pressure emulsification device, cooling was performed to manufacture Examples 1-3 and Comparative Examples 1-4 which are cosmetic compositions.
[0122] 【Table 2】
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[0124]
[0125] (unit: based on the total weight of 100g)
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