Silk Amino Acids
Silk Amino Acids has the ability to repair and strengthen hair as it has a very small particle size which allows it penetrate very deeply into the hair cortex.
It has the smallest particle size, compared to Silk Powder and Silk peptides, which allows it to penetrate the skin and act as a humectant.
Silk Amino Acid is water soluble and contains 18 amino acids including serine, glycine and alanine. The typical usage rate is 2-5%.
Silk Amino Acids come from the cocoon of the silk worm and are therefore not vegan.
INCI: Hydrolyzed Silk Peptides