Pile of white powder (flour) in a clear glass bowl on a pale blue background.

The Beauty & Personal Care Brand Builder Series

Ingredient Deep Dive

Mannitol

The Beauty & Personal Care Brand Builder Series

Ingredient Deep Dive

Mannitol

A Soothing Humectant & Antioxidant Sugar Alcohol

Mannitol is a naturally occurring sugar alcohol (polyol), supplied as a fine white crystalline powder.

It works as a humectant, antioxidant and texture/sensory aid, and is reputed to be gentle and soothing — a multi-tasking natural polyol.

Quick Insights

Ingredient Rating:

GOOD

Type of Ingredient:

Hydrator and Antioxidant

Intended Function:

A natural sugar alcohol used as a humectant, mild antioxidant and gentle sensory aid.

Common Applications:

Used in moisturizers, serums and soothing / sensitive-skin formulas.

Target Audience:

Brands wanting a gentle, natural humectant with antioxidant character.

Also Known As:

Mannitol, Sugar Alcohol

Benefits of Mannitol

A dependable functional ingredient that does its job elegantly.

Humectant Hydration: Binds water for a hydrated, smooth surface feel.
Antioxidant Support: Helps scavenge free radicals and protect the formula and skin.
Soothing & Gentle: A mild, well-tolerated polyol suited to sensitive skin.
Texture & Sensory: Improves feel and can help stabilize some systems.
Naturally Derived: A plant-derived sugar alcohol.

How It Works

As a polyol with multiple hydroxyl groups, Mannitol binds water (humectancy) and can quench certain reactive oxygen species (a mild antioxidant / radical-scavenging effect), while contributing to a smooth, gentle sensory profile.

Formulating with Mannitol

Water phase; dissolve at typical humectant levels. Compatible with most systems.

Safety Analysis

Mannitol is a widely used, well-tolerated sugar alcohol (also used in foods). Substantiate the finished product (patch / HRIPT) per MoCRA.

References

https://incidecoder.com/ingredients/mannitol

https://cosmetics.specialchem.com/inci-ingredients/mannitol

https://cosmeticanalysis.com/cosmetic-ingredients/mannitol

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