Preservative
1,2-Hexanediol
A multifunctional ingredient that serves as a humectant and preservative-booster, frequently used to reduce reliance on traditional preservatives.
preservative boosterhumectantsolvent
⚠ Use with Caution
Comedogenic Rating
2/5
Irritation Potential
1/5
What is it?
1,2-Hexanediol is a glycol used as a multifunctional ingredient — it provides mild humectant properties, acts as a solvent, and boosts the effectiveness of preservative systems by exhibiting some antimicrobial activity itself.
Used in modern "clean" formulas as a preservative-booster alternative to traditional parabens, while also contributing a light hydrating texture.
Key Benefits
Preservative-boosting
Helps extend the effectiveness of a formula's preservative system.
Mild humectant
Contributes to a smoother, more hydrating formula texture.
Solvent properties
Helps other ingredients dissolve and blend evenly into a formula.
Suitable for
Main Actions
When it may be insufficient
It is a formulation-support ingredient rather than an active skincare benefit ingredient on its own.
CategoryPreservatives
Frequently Asked Questions
What does 1,2-Hexanediol do for skin?
Used in modern "clean" formulas as a preservative-booster alternative to traditional parabens, while also contributing a light hydrating texture.
Who should use 1,2-Hexanediol?
1,2-Hexanediol is suitable for: most skin types, formulas designed with reduced traditional preservatives.
Are there any warnings about 1,2-Hexanediol?
It is a formulation-support ingredient rather than an active skincare benefit ingredient on its own.
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