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This refers to a complex containing the amino acids Arginine, Threonine, and Serine. Amino acids are building blocks of proteins and act as humectants, helping to attract and retain moisture in the skin, supporting its natural moisturizing factor.
No specific concern data available
Safety summary
These amino acids are naturally occurring in the skin and are generally considered safe and non-irritating for cosmetic use.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.