Ingredient glossary
1,2-Hexanediol
INCI: 1,2-Hexanediol
Quietly necessary
Does 1,2-Hexanediol clash with what you already use? Check it →A preservative doing an unglamorous but essential job: keeping the product safe to use. Not something you pay extra for.
What it does
- preservation
- hydration
- solvent
moderate evidenceFormulation literature highlights 1,2-hexanediol as an effective booster across a wide pH range with low irritation and added moisturizing benefits.
On a label: usually effective at 0.5-3%.
Who it's for, and who should skip it
Tends to suit
- all
Approach with care
No specific group flagged to avoid it.
- Clogs poresLow
- Irritation riskLow
Plays well with
This, for every label you own
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Educational information about a cosmetic ingredient, not medical advice.