What does diglycerin do for the skin?

Diglycerin acts as a humectant, drawing moisture from the environment into the skin to provide deep hydration, improve skin softness, and support the skin's natural barrier.

Is diglycerin suitable for sensitive skin?

Diglycerin is generally considered gentle and well-tolerated, making it suitable for most skin types, including sensitive skin, as it primarily functions to hydrate without causing irritation.

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Diglycerin

Diglycerin is a humectant, meaning it attracts and holds moisture from the air into the skin. It is a polymer of glycerin, offering enhanced moisturizing properties. This ingredient helps to keep the skin hydrated, soft, and supple, improving its overall texture and feel.

Humectant

BenefitGood 2.8 / 4

Hydration i3 / 4

Whether the ingredient helps increase the skin’s water content — humectants that attract water, ingredients that reduce water loss, or ones that make skin feel less dry.

Barrier support i2.5 / 4

Whether it supports the skin barrier — restoring lipids, reducing water loss, aiding barrier repair, or strengthening the skin’s protective function.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

provides intense hydration
improves skin suppleness
enhances skin barrier function

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Products with Diglycerin

Avène

Hydrance Boost Concentrated Hydrating Serum

4.6/ 59/6/2

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Frequently asked questions

What does diglycerin do for the skin?: Diglycerin acts as a humectant, drawing moisture from the environment into the skin to provide deep hydration, improve skin softness, and support the skin's natural barrier.
Is diglycerin suitable for sensitive skin?: Diglycerin is generally considered gentle and well-tolerated, making it suitable for most skin types, including sensitive skin, as it primarily functions to hydrate without causing irritation.