A user shared a negative experience where copper peptides caused skin irritation and a ‘crepey’ appearance on their face. They cautioned others that over-application or high concentrations might lead to localized skin damage rather than improvement.
A user shared a negative experience where copper peptides caused skin irritation and a ‘crepey’ appearance on their face. They cautioned others that over-application or high concentrations might lead to localized skin damage rather than improvement.