Humectants
Glycerin
In the water phase, it contributes humectancy while also affecting slip, tack, freeze-thaw behavior, and the way a formula dries down.
- INCI
- GLYCERIN
- CAS
- 56-81-5
- Also known as
- glycerol
- Function
- Humectants
Ingredient answer
What is Glycerin?
Glycerin is a water-soluble polyol used in cosmetics to help bind water and support a hydrated skin or hair feel.
Formulation behavior
How it works inside a formula
Balance glycerin with the wider humectant and emollient system, then evaluate sensory feel under the product's expected climate and use conditions.
Where it appears
Common product contexts
- hydrating serums
- lotions and creams
- hair conditioners
Practical caution
What to keep in view
Balance the level with climate, sensory goals, and the rest of the water-binding system.
Take the ingredient into a working formula.
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