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Glucuronic Acid

What Glucuronic Acid is & what it does

Glucuronic Acid is a naturally occurring sugar acid and a structural building block of hyaluronic acid. In skincare it acts as a humectant, helping draw and hold water at the skin surface for a hydrated feel. Its small, water-soluble nature makes it useful in moisturizing serums and lightweight gels.

What does Glucuronic Acid do in skincare?

It acts as a humectant, helping attract and hold water at the skin's surface for a hydrated feel. As a building block of hyaluronic acid, it is a naturally skin-relevant sugar acid. It is often found in moisturizing serums and lightweight gels.

Is Glucuronic Acid safe?

It is used in cosmetics as a hydrating ingredient and is generally well tolerated. Being a small, water-soluble sugar acid related to compounds found in the body, it is typically considered gentle. Sensitive skin can patch test any new product as a routine precaution.

Is Glucuronic Acid natural or synthetic?

It is a naturally occurring sugar acid found in the body and in many organisms, though the cosmetic-grade material is usually produced through controlled fermentation or synthesis. The resulting molecule is the same either way.

Sunscreens with Glucuronic Acid

We rate 6 sunscreens that contain it:

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