Trehalose

Trehalose is a naturally occurring disaccharide sugar found in plants, fungi, and microorganisms. In formulas it acts as a water-binding humectant that supports texture and a hydrated feel, especially in gels and serums.
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Ingredient Snapshot

Overview
A natural sugar that holds water in skin for a smooth, cushioned feel.
Category
Hydration, Barrier Support, Skin Conditioning
Type
Humectant

Ingredient Ratings

Overall Rating

Great

Comedogenic Risk

None

Skin Benefits

Helps skin hold onto water so it feels cushioned, smooth, and comfortable, and helps guard against tightness from dryness or environmental stress.

Uses In Skincare & Cosmetics

Common in moisturizers, face mists, serums, and sheet masks to boost hydration and improve product feel.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

Considered very low risk for irritation or sensitization in leave-on and rinse-off products. No common regulatory restrictions for cosmetic use at typical levels.

Is Trehalose a Good Ingredient?

It rates Great as a well-studied, stable humectant that reliably binds water, improves formula texture, and carries a very low irritation profile. Its compatibility across skin types and formulation stability support consistent performance.

Products with Trehalose

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