2,3-Butanediol

2,3-Butanediol is a small organic compound that acts as a humectant, drawing moisture into the skin to keep it hydrated. It can also function as a solvent and a penetration enhancer, helping other ingredients absorb better. This ingredient is often produced through fermentation.

BenefitModerate 1.8 / 4

Hydration i1.8 / 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.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

• Boosts skin hydration
• Improves ingredient absorption