Caprylyl Glyceryl Ether
Caprylyl Glyceryl Ether
CAP
9/10
Concern level
High concern
Caprylyl Glyceryl Ether is an alkyl glyceryl ether, structurally a C8 alkyl chain linked to glycerin via an ether bond. In cosmetics it functions primarily as a surfactant/cleansing agent and foam booster, and it may also contribute mild skin-conditioning or emollient feel in formulations. It is typically used as a supporting ingredient rather than a primary active.
Pore-clogging
Non-comedogenic
Pregnancy
Safe
Regulatory
No data
Chemical Properties
Molecular Weight
204.31 g/molTypical Concentration
0.30% - 1.00%CAS Number: 10438-94-5
Skin Type Compatibility
dry skin6/10
oily skin7/10
sensitive skin5/10
acne prone7/10
mature skin6/10
normal skin8/10
Interactions
incompatible with: May be less ideal in formulas dominated by harsh anionic surfactants if the goal is maximum mildness, Can contribute to irritation potential when combined with other strong cleansers or high total surfactant loads
Risks & Warnings
Generally considered low risk in cosmetic use based on CIR review. As a surfactant, it may cause mild irritation in very sensitive or compromised skin, especially at higher levels or in rinse-off systems with stronger surfactants. No specific reproductive, mutagenic, or phototoxic concerns were identified in the cited safety review.
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