The bottom line As research continues to expand on the role of copper peptides in regenerative medicine , their applications in anti-ageing skincare, medical aesthetics, and hair restoration will likely grow
Devon Abelman, contributor More to know Types of vitamin C: 3-O-ethyl ascorbic acid, ascorbic acid (percentages undisclosed) Other key ingredients: 63% Hippophae rhamnoides water, 5% niacinamide, 2% tranexamic acid Fragrance-free: yes Best for Advanced Users: CosRx Advanced The Vitamin C 23 Why it's worth it: If youre not new to the vitamin C gamesay, youre ready to graduate from CosRxs lower-dose The Vitamin C 13 SerumCosRxs The Vitamin C 23 Serum turns things up with a potent 23% concentration of L-ascorbic acid (the pure, biologically active form of vitamin Cwhile ascorbic acid is the broader chemical name youll see on ingredient lists, it typically refers to this same L-form in skin care)
Finding your optimal concentration The best copper peptide concentration for your skin depends on multiple factors: current skin condition, sensitivity level, experience with active ingredients, specific goals, and how your skin responds to initial trials
Adhering to the recommended aftercare practices can also help in minimizing potential Whitening injections side effects and sustaining healthy skin
