Humectants
Betaine
It can complement polyols and surfactant systems by influencing water binding, foam feel, and after-rinse comfort.
- INCI
- BETAINE
- CAS
- 107-43-7
- Also known as
- trimethylglycine · glycine betaine
- Function
- Humectants
Ingredient answer
What is Betaine?
Betaine is a zwitterionic, water-soluble osmolyte used to support humectancy and a softer sensory profile in skin and hair formulas.
Formulation behavior
How it works inside a formula
Account for the grade's water content and purity, then evaluate tack, viscosity, foam, pH, and compatibility in the complete system.
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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