They are different molecules with different roles glutathione a tripeptide antioxidant, vitamin C (ascorbic acid) a separate one and a spec should treat them as such rather than blur them into a single "brightening" idea
Key ingredient Glutathione (600 ppm) works to fade dark spots and brighten overall skin tone by inhibiting melanin production, paired with Niacinamide to even out hyperpigmentation and refine skin texture
This new rule was updated to the Revised Total Coliform Rule (RTCR) in 2013 and required full compliance starting April 1, 2016
Rubin DT, Huo D, Kinnucan JA, Sedrak MS, McCullom NE, Bunnag AP, et al
By examining the intersecting data from these databases, we identified six candidate transcription factors: STAT3, CREB, ELK1, SRF, PBX1, and SP1 (Fig
Sep-Oct 2014;29(5):432-42