My-ristic Acid
My-ristic Acid
MY-
7/10
Concern level
High concern
Myristic acid is a saturated long-chain fatty acid (tetradecanoic acid) used in cosmetics mainly as an emollient, thickener, surfactant/cleansing aid, and formulation structuring agent. In skincare and cleansing products it can contribute to slip, opacity, and creaminess, and it also occurs naturally in some plant and animal fats.
Pore-clogging
Moderate
Pregnancy
Safe
Regulatory
No data
Benefits
MoisturizingSupports Barrier Function
Chemical Properties
Molecular Weight
228.37 g/molTypical Concentration
0.50% - 10.00%CAS Number: 544-63-8
Skin Type Compatibility
dry skin5/10
oily skin4/10
sensitive skin5/10
acne prone3/10
mature skin5/10
normal skin6/10
Interactions
incompatible with: No important topical drug interactions are established., In very alkaline soap systems, it will behave as part of the soap matrix rather than as a free fatty acid.
Risks & Warnings
May be mildly irritating to eyes or compromised skin at higher levels. In leave-on products, higher amounts can feel heavy and may be less suitable for acne-prone users due to its richer fatty-acid profile. Not a major safety concern in normal cosmetic use.
Vegan Cruelty-Free
