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Ingredient · INCI reference

Acetyl Glucosamine

Acetyl glucosamine is an amino sugar used in cosmetics as a skin-conditioning and humectant ingredient.

What it is

Acetyl glucosamine is an amino sugar and a building block of hyaluronic acid found naturally in skin. In cosmetic formulations it is used as a conditioning agent and humectant that helps support skin smoothness and a hydrated appearance. It is water soluble and typically used at modest concentrations.

Safety & warnings

Acetyl glucosamine is generally well tolerated and is non-comedogenic at typical use levels. Material sourced from shellfish could be a consideration for individuals with shellfish allergies, though many cosmetic grades are fermentation-derived.

Origin & sourcing

Acetyl glucosamine can be produced from natural sources such as shellfish or through fermentation and synthetic processes; the cosmetic grade is commonly biotechnologically or synthetically derived.

Questions everyone asks

What is acetyl glucosamine?

It is an amino sugar related to hyaluronic acid, used in skincare as a conditioning and hydrating ingredient.

Is acetyl glucosamine hydrating?

Yes, it functions as a humectant and skin-conditioning agent that supports a hydrated, smooth skin feel.

Sources & references

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