Flagged ingredient
Pure vitamin C. A potent antioxidant for brightening, but unstable in water once opened — can degrade into less effective (and slightly irritating) byproducts.
Raters don't agree. Here's where each one stands
Yuka
Subscription
INCI Beauty
Ad-supported
EWG Skin Deep
Nonprofit
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EWG Skin Deep
Nonprofit
Generally low concern, but flags potential irritation at the 10% concentration used here, especially for sensitive skin.
Yuka
Subscription
Recognized as a beneficial antioxidant ingredient; rated very low risk.
Coverage & match quality
8 ratings · 4 of 4 axes
INCI Beauty
Ad-supported
Listed as a "satisfactory" antioxidant; no usage restriction.