Name Ascorbyl Isostearate Description An ester of vitamin C (ascorbic acid) with the fatty acid stearic acid. Benefits May have some antioxidant benefits on skin. Considerations Less active than ascorbic acid, but more stable. However, not 100% stable so it may break down in a formula. Synonyms OLI-2192 ASCORBYL ISOSTEARATE Research Sources https://www.cir-safety.org/sites/default/files/ethasb122016tent.pdf Summary Generally safe.
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