Hexanediol

Hexanediol is a synthetic alcohol used in cosmetics as a solvent, humectant, and preservative booster. It helps to dissolve other ingredients, attract and retain moisture in the skin, and enhance the effectiveness of preservatives. This ingredient is generally well-tolerated.

BenefitMinimal 1 / 4

Hydration i0.5 / 4

Whether the ingredient helps increase the skin’s water content — humectants that attract water, ingredients that reduce water loss, or ones that make skin feel less dry.

RiskLow 0.5 / 4

Irritation i0.5 / 4

Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

• improves product texture
• boosts preservative efficacy

Things to watch

• potential for mild irritation in high concentrations