Ferulic Acid

antioxidantCAS: 1135-24-6

Plant antioxidant that doubles photoprotection of vitamins C and E when combined. Stabilizes other antioxidants.

Safety Ratings

Safety5/5
Comedogenic0/5
Irritancy0/5
EWG Score1/10

Skin Type Compatibility

oily
5/5
dry
4/5
sensitive
4/5
combination
5/5
normal
5/5

Addresses Concerns

sun damageagingpigmentation

Functions

antioxidantphotoprotectionstabilizer

Known Interactions

synergy
Tocopherol

Ferulic acid and tocopherol (vitamin E) work synergistically as part of the gold standard antioxidant combination. Ferulic acid stabilizes both vitamin C and E, extending their shelf life and boosting photoprotective efficacy.

synergy
Ascorbic Acid

Ferulic acid stabilizes L-ascorbic acid and doubles its photoprotective capacity. The landmark 2005 Duke University study showed that adding 0.5% ferulic acid to a vitamin C + E formulation boosted UV protection from 4-fold to 8-fold.

Products Containing This Ingredient

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