Glycerine

GLY

10/10

Concern level

High concern

Classic humectant and triol used to attract and retain water in the stratum corneum. Glycerin is one of the most widely used and best-tolerated cosmetic moisturizing ingredients, with broad compatibility across cleanser, toner, serum, and cream systems. ([pubchem.ncbi.nlm.nih.gov](https://pubchem.ncbi.nlm.nih.gov/compound/Glycerol?utm_source=openai))

Pore-clogging

Non-comedogenic

Pregnancy

Safe

Regulatory

No data

Benefits

MoisturizingSoothingSupports Barrier Function

Chemical Properties

Molecular Weight

92.09 g/mol

pH Range

3.00 - 10.00

Typical Concentration

0.50% - 20.00%

CAS Number: 56-81-5

Skin Type Compatibility

dry skin10/10

oily skin9/10

sensitive skin10/10

acne prone10/10

mature skin10/10

normal skin10/10

Interactions

incompatible with: generally compatible with most ingredients, best paired with occlusives/emollients to reduce tackiness at higher use levels

Risks & Warnings

Very low risk overall. At very high levels it can feel sticky or tacky, and in low-humidity environments overuse may feel drying or uncomfortable if the formula is not balanced with other humectants and emollients. ([cir-safety.org](https://cir-safety.org/sites/default/files/glycerin.pdf?utm_source=openai))

Vegan Cruelty-Free

Found In Products

COSRX