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Journal of Cosmetic Dermatology, 22 (1), 262-266

American Academy of Dermatology

Avoid combining it directly with vitamin C or highly acidic products, which may destabilize the peptide

Schagen, S

According to a 2023 review, a compound in wild yams called gracillin possesses anti-inflammatory properties and significantly improved the skin barrier and hydration of mice with atopic dermatitis.10 Additionally, a 2017 study noted that several species of wild yams have demonstrated antimicrobial activity, leading to their use in different forms of traditional medicine as a way to treat skin infections.11 To learn more about the potentially beneficial ingredients in our picks, see each products dedicated section later on

Avoid simultaneous use with strong acids or chelators (e.g., vitamin C or retinol serums) because they can inactivate copper peptides