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Table 3 Hydration effect of the enzymatic hydrolysates on hair fiber

From: Feather keratin hydrolysates obtained from microbial keratinases: effect on hair fiber

Hair types Types of Treatment (average – 5 weeks in AU)
A B C D E
1. Untreated hair 7.363 8.236 8.108 7.454 7.836
2. Colored hair 7.181 8.145 8.126 7.017 7.654
3 Colored hair with highlights 7.09 7.781 7.526 7.017 7.29
4 Colored hair with relaxer 6.454 7.761 6.563 7.09 6.399
5.Bleached hair 7.181 7.672 7.563 7.036 7.326
  1. A- start up hair (washed with sodium laureth sulfate) and dried naturally, B- hair washed with shampoo and rinse containing the enzymatic hydrolysates and dried with a straightener at 180ºC, C - hair washed with shampoo and rinse containing hydrolysates and dried naturally, D – control hair (washed with shampoo and rinse without hydrolysates) and dried with a straightener at 180ºC; E - control hair (washed with shampoo and rinse without hydrolysates) and dried naturally.