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Ferulic Acid
ORY® product lines:
☑ Skincare
☑ Haircare (scalp antioxidant serums; limited)
☒ Handmade Soap (unstable, rinse-off)
☑ Cosmetics (antioxidant in foundations and SPF makeup) — three-line dual-use ingredient
Ferulic acid is a plant phenolic acid found in the cell walls of rice bran, oats, wheat, and coffee, where it protects plants from UV and oxidative stress. In skincare it became famous for one landmark finding: adding 0.5% ferulic acid to a solution of 15% vitamin C and 1% vitamin E stabilized both vitamins and doubled the solution’s photoprotection against UV-induced damage [1], and the resulting “C E Ferulic” combination protected human skin against sunburn cells, thymine dimers, and inflammatory markers in a clinical UV study [2]. Ferulic acid is a strong antioxidant in its own right, absorbing UV and scavenging free radicals, with anti-inflammatory and mild tyrosinase-inhibiting activity [3]. It is the essential partner in ORY®‘s vitamin C serums and a valuable antioxidant in day creams, scalp serums, and antioxidant cosmetics.
What is Ferulic Acid Powder made of?
Ferulic acid is extracted from rice bran oil (γ-oryzanol) or synthesized from vanillin; cosmetic grade is a 99% off-white powder. Points to know [1, 3]:
- Hydroxycinnamic acid phenolic: Absorbs UVB/UVA; donates electrons to neutralize free radicals; regenerates vitamins C and E.
- Solubility: Poor in water; soluble in ethanol, propanediol, propylene glycol, and glycerin-water at warm temperature; typical use 0.5–1%.
- pH: Most stable and active at pH 3–5.5; the vitamin C serum window.
- Synergy: Stabilizes L-ascorbic acid and tocopherol; the 15% C / 1% E / 0.5% ferulic ratio is the clinically validated benchmark [1, 2].
- Light-sensitive: Protect in amber/opaque, airless packaging.
What skin type is best suited for Ferulic Acid Powder?
Ferulic acid suits all seven ORY® skin types as an antioxidant partner:
- Mature: Doubles vitamin C/E photoprotection [1]; collagen-protecting antioxidant.
- Combination: Brightening antioxidant serums.
- Normal: Daily environmental defense.
- Oily: Water-glycol serums; no oil.
- Acne-prone: Antioxidant, anti-inflammatory; non-comedogenic.
- Dry: In antioxidant creams with vitamin E.
- Sensitive: Generally well tolerated; the low pH of C-E-ferulic serums may sting — use in creams at pH 5 instead.
What hair type is best suited for Ferulic Acid Powder?
Ferulic acid protects the scalp and hair from oxidative and UV stress:
- Color-treated: Antioxidant protection against UV and oxidative fading.
- Mature or thinning: Antioxidant scalp serums with caffeine and rosemary.
- Sensitive scalp: Anti-inflammatory support.
- Dry or damaged: Antioxidant in leave-ins.
- Straight, wavy, curly, coily, oily scalp, dandruff-prone: Optional antioxidant addition.
What are the benefits of Ferulic Acid Powder?
Ferulic acid’s benefits are supported by landmark clinical and laboratory studies [1–3]:
- Stabilizes vitamins C and E: Extends shelf life and doubles photoprotection [1].
- Photoprotection: Reduced UV-induced sunburn cells, DNA damage, and inflammatory markers in human skin [2].
- Antioxidant: Scavenges free radicals; absorbs UV [3].
- Anti-inflammatory: Reduces UV-induced inflammation [2, 3].
- Brightening support: Mild tyrosinase inhibition [3].
- Collagen protection: Limits oxidative degradation of collagen.
- Hair and scalp antioxidant: Protects color and scalp lipids.
- Formula antioxidant: Slows oxidation of other actives.
Dual use across ORY® product lines
Ferulic acid serves leave-on products in three ORY® lines; it is unstable and wasted in rinse-off soap.
Pros and cons of Ferulic Acid Powder
Pros
Cons
- Landmark clinical evidence: [1, 2].
- Multiplies vitamin C efficacy: The essential partner.
- Antioxidant and UV-absorbing: Dual action.
- Plant-derived: Rice bran.
- Low use level: Cost-effective.
- Poor water solubility: Requires glycol/ethanol; warm dissolution.
- Light-sensitive: Opaque packaging.
- Low-pH serum sting: C-E-ferulic serums are pH ~3.
- Rare allergy: Patch test.
- No soap role: Alkaline instability.
What is the best application of Ferulic Acid Powder?
Ferulic acid is the antioxidant partner in ORY® serums and creams:
- Vitamin C-E-ferulic serum: 15% L-ascorbic acid + 1% tocopherol + 0.5% ferulic acid, pH 3–3.5, AM under SPF [1, 2].
- Antioxidant day cream: 0.5% ferulic with vitamin E at pH 5.
- Brightening serum: 0.5% with niacinamide (pH 5–5.5) and licorice.
- Scalp serum: 0.3% with caffeine and rosemary.
- Color-protect leave-in: 0.2–0.3%.
- Cosmetics: 0.3% in antioxidant foundation.
Peer-reviewed references
- Lin FH, Lin JY, Gupta RD, et al. Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin. Journal of Investigative Dermatology. 2005;125(4):826–832.
- Murray JC, Burch JA, Streilein RD, Iannacchione MA, Hall RP, Pinnell SR. A topical antioxidant solution containing vitamins C and E stabilized by ferulic acid provides protection for human skin against damage caused by ultraviolet irradiation. Journal of the American Academy of Dermatology. 2008;59(3):418–425.
- Zduńska K, Dana A, Kolodziejczak A, Rotsztejn H. Antioxidant properties of ferulic acid and its possible application. Skin Pharmacology and Physiology. 2018;31(6):332–336.
Disclaimer:
The information on this page is provided by ORY International, LC for educational purposes only. It summarizes published research about ferulic acid as an ingredient, including laboratory and animal studies and clinical studies of formulas that may differ from ORY® products. Results from these studies may not apply to every person or to ORY® products. This page is not medical advice and does not replace advice from a dermatologist, physician, or other qualified healthcare provider.
ORY® Skincare, Haircare, Handmade Soap, and Cosmetics products are cosmetics. They are not intended to diagnose, treat, cure, mitigate, or prevent any disease or condition, including eczema, dermatitis, acne, dandruff, or any other condition. References to FDA or Cosmetic Ingredient Review (CIR) findings describe the ingredient, not ORY® products, and do not mean FDA has reviewed or approved any ORY® product.
Results vary by skin and scalp type, formulation, and use. Ferulic acid is rarely irritating, but low-pH serums that contain it can sting. Any cosmetic can cause irritation, sometimes from other ingredients. Always patch test, follow label directions, and stop use if irritation occurs. If you are pregnant, nursing, have a medical condition, or are buying for a child, consult a healthcare provider before use.
ORY International, LC works to keep this page accurate and current but makes no warranty as to its completeness. To the fullest extent permitted by law, ORY International, LC is not liable for any loss or injury arising from reliance on this information or from use of any product contrary to its label directions. To report a reaction, contact us at [insert contact email / phone].
