Can you use ferulic acid with mandelic acid?
Reasoning: why this verdict
There is no known conflict. Ferulic acid is an antioxidant typically used in the morning; mandelic acid is often used in the evening.
Who should be careful: Wear sunscreen daily. People with very sensitive skin, rosacea or eczema should patch test new products first.
How to use ferulic acid and mandelic acid together
- AM: Ferulic acid serum, sunscreen.
- PM: Mandelic acid a few times a week.
Products with mandelic acid
The Ordinary Mandelic Acid 10% + HA
Picked for mandelic acid
Mandelic acid with glycerin and hyaluronic acid crosspolymer, fragrance-free.
Buy on Amazon (opens in a new tab)About the ingredients
Ferulic Acid
A plant antioxidant best known for stabilizing vitamins C and E in serum formulas.
Mandelic Acid (AHA)
A larger alpha hydroxy acid used for acne, uneven tone and texture. In a peel trial it worked about as well as salicylic acid peels for mild-to-moderate acne, with fewer side effects.
Related combinations
How Ferulic Acid and mandelic acid each mix with other common actives.
FAQ
Do I need sunscreen with ferulic acid and mandelic acid?
Yes. Daily broad-spectrum SPF 30+ is recommended with any active skincare routine.
Is this answer based on a study of ferulic acid and mandelic acid together?
Evidence strength: Limited. Based on ingredient-level evidence and a conservative general rule for this ingredient class. Direct research on this pair is limited.
Which goes on first, ferulic acid or mandelic acid?
Mandelic Acid first, then ferulic acid. In general, apply thinner, watery textures before thicker creams.
Sources
Studies and reviews on these ingredients and, where available, on this specific combination. Numbers match the citation chips above.
- Lin FH, et al. Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin. J Invest Dermatol. 2005;125(4):826-832.
- Zduńska K, et al. Antioxidant properties of ferulic acid and its possible application. Skin Pharmacol Physiol. 2018;31(6):332-336.
- Dayal S, Kalra KD, Sahu P. Comparative study of efficacy and safety of 45% mandelic acid versus 30% salicylic acid peels in mild-to-moderate acne vulgaris. J Cosmet Dermatol. 2020;19(2):393-399.
- Garg VK, Sinha S, Sarkar R. Glycolic acid peels versus salicylic-mandelic acid peels in active acne vulgaris and post-acne scarring and hyperpigmentation: a comparative study. Dermatol Surg. 2009;35(1):59-65.
- Malviya A, Shrivastava S, Pancholi S, et al. A Prospective Study Comparing Clinical Efficacy of 30% Mandelic Acid Peel Versus 30% Lactic Acid Peel in Periorbital Melanosis. Indian Dermatol Online J. 2025;16(6):916-920.
- U.S. Food and Drug Administration. Alpha Hydroxy Acids. Cosmetic ingredients. Content current as of 11/22/2022.