The Index · Humectant
PEG-12
PEG-12
PEG-12 is a polyethylene glycol humectant used to improve feel and solubility.
FunctionalFunctional ingredient, not graded for skin benefits
Sign in to save and follow
PEG-12 is a polyethylene glycol humectant used to improve feel and solubility.
What it does
Supports the formula as a humectant line item on cosmetic labels.
The evidence
Functional ingredient (not graded for skin benefits): Conventional cosmetic INCI with established use context from CIR/SCCS/manufacturer definitions and INCI databases such as SpecialChem/PubChem[1].
How to use it
Expect this as a supporting INCI line item unless labelled as a featured active.
What it does in the formula
Functional ingredient — not graded for skin benefits
PEG-12 is a polyethylene glycol humectant used to improve feel and solubility.[1]
Safety & limits
Source and region, always
all — Used in cosmetics within conventional leave-on/rinse-off levels; see cited safety literature.[1] CA US EU UK
Sources · 2
Numbered as cited in the text
- [1]Cosmetic Ingredient Review. Cosmetic Ingredient Review safety assessment. CIR (2010)regulator
- [2]SpecialChem. SpecialChem INCI profile: PEG-12. SpecialChem (2024)other
Revision history
18 Sept 2026Drafted by botTheSkindex Desk