Ferulic Acid

AKA: 1135-24-6, 4-Hydroxy-3-methoxycinnamic acid, 3-(4-Hydroxy-3-methoxyphenyl)acrylic acid, Coniferic acid, 2-Propenoic acid, 3-(4-Hydroxy-3-methoxyphenyl)-2-propenoic acid, 3-methoxy-4-hydroxycinnamic acid, (E)-3-(4-hydroxy-3-methoxyphenyl)prop-2-enoic acid
Synthetic
Skin Conditioner
Synthetic
Clean
Ferulic acid is a member of the class of ferulic acids that is cinnamic acid substituted by a methoxy and a hydroxy group at positions 3 and 4 of the phenyl ring. It has a role as an antioxidant, a neuroprotective agent and a plant metabolite.
Formula
C10H10O4
Mol. Weight
194.18
CAS #
1135-24-6
State
cis-Form is a yellow liquid; trans-Form is a solid; [Merck Index] trans-Isomer: Tan powder; [Alfa Aesar MSDS]
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Buffering
Antioxidant Protection
Neutralizes Free Radicals
Traditional Use
This is the CAS number for Magnesium Ascorbyl Phosphate, a stabilized form of Vitamin C developed in the late 20th century to address the instability of L-Ascorbic Acid in skincare formulations.
EWG
2
CIR
Insufficient
Pregnancy
CIR Safety Findings
all-shades-safe
Regulatory Status
USAunder review
CANADApermitted
Regulatory Agencies
Skin Types
all-skin-types
Best For
General
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory0 listings
🛡️Safety-assessed1 review
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR