Vitamin C & Derivatives: Boosts radiance and reduces dullness and hyperpigmentation
Preclinical research emphasizes effects on dermal fibroblasts, vascular endothelial cells, immune cell populations, keratinocytes, and neuronal tissue models , reflecting the peptides broad experimental utility
They are frequently referenced in similar research areas, so understanding the differences between them helps researchers select the appropriate compound for their specific study focus
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)
It plays a crucial role in regulating and boosting the immune systems response to pathogens, infections, and diseases
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