Mannose is a simple sugar and water-soluble humectant used in cosmetic formulations, included to attract moisture to the skin surface and improve product texture and glide, supporting a hydrated feel without greasiness.
A simple sugar that hydrates skin and helps products glide on.
Category
Hydration, Skin Conditioning
Type
Humectant
Ingredient Ratings
Overall Rating
Fair
Comedogenic Risk
None
Skin Benefits
Helps skin look bouncier by drawing in lightweight moisture, easing the appearance of surface dryness, though evidence for standout performance versus other hydrators is limited.
Uses In Skincare & Cosmetics
Often included in hydrating serums, gel moisturizers, toners, and sheet masks to boost water content in formulas.
Comedogenic Rating
This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.
Safety
Generally considered low-irritation and suitable for most skin types. Patch test if very sensitive; no notable regulatory restrictions known.
Is Mannose a Good Ingredient?
It acts as a basic humectant that can boost surface hydration, but evidence that it outperforms staples like glycerin is limited, so results may be modest, which is why it rates Fair. Minor risks include stickiness and occasional mild irritation in sensitive users.