METHICONE [INCI]
molecular structure · PubChem
AKA: 2-Methyl-1, 2-oxasilinanato, TXYXVOOPRILIHR-UHFFFAOYSA-N, 2-METHYL-1, 2-OXASILINANE
Synthetic
Emollient
Skin Conditioner
Not Clean
The Expert Panel for Cosmetic Ingredient Safety concluded that the following 30 dimethicone, methicone, and substituted-methicone polymers are safe in cosmetics in the present practices of use and concentration described in this safety assessment when formulated to be non-irritating, with the exception that the available data are insufficient to make a determination of safety for use of these ingredients in products that may be incidentally inhaled when applied using airbrush devices: Methicone
Mol. Weight
115.23
CAS #
9004-73-3
Functions
Antistatic
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng