Hydrolyzed silk is an animal-derived byproduct made by hydrolyzing the silk protein obtained from the spent cocoon of the silkworm. Helps to condition skin and hair, imparting a smooth feel.
References for this information:
International Journal of Toxicology, November/December 2020, pages 127S–144S
BioMed Research International, November 2016, pages 1–19
Medical Science Monitor, April 2016, pages 1,064–1,078
International Journal of Cosmetic Science, October 2009, pages 327–345
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