Methyl Myristic Acid

AKA: 12-Methyltetradecanoic acid, 5502-94-3, Sarcinic acid, 12-methyl myristic acid, ANTEISOPENTADECANOIC ACID, Anteiso-C15:0, 12-methyl-tetradecanoic acid, 12-MTA, Anteiso-15:0, CHEBI:39251
Synthetic
Barrier Support
Plant Oil
Acid
Not Clean
Tetradecanoic Acid, 12- Methyl
Formula
C15H30O2
Mol. Weight
242.40
CAS #
73679-18-2
Form
Liquid
State
Solid
Functions
Skin Protecting
Helps rebuild and strengthen your skin barrier — the invisible shield that keeps moisture in and irritants out. Essential after over-exfoliating or harsh weather.
Nourishes & Protects
Traditional Use
A synthetic fatty acid derivative developed for cosmetic use in the 20th century. Used as an emollient and conditioning agent in skincare and cosmetic products.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory1 listing
🛡️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