Hydrogen Dimethicone

Hydrogen dimethicone is a silicone polymer used in cosmetics primarily for its film-forming and water-repellent properties. It can create a smooth, protective barrier on the skin or hair, helping to improve product spreadability and water resistance. It is often used in sunscreens and makeup.

BenefitMinimal 0.5 / 4

Barrier support i1.5 / 4

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

Texture i1 / 4

Whether it can improve smoothness and surface texture — roughness, flaking, clogged pores, or unevenness. Exfoliating acids, retinoids, and smoothing moisturizers may score here.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

• improves water resistance
• enhances spreadability
• forms protective film

Products with Hydrogen Dimethicone

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Frequently asked questions

Is hydrogen dimethicone a 'bad' silicone?

Hydrogen dimethicone is generally considered safe for cosmetic use. Like other silicones, it forms a breathable film on the skin, which some people prefer to avoid, but it does not typically clog pores or cause irritation.

What is hydrogen dimethicone used for in sunscreen?

In sunscreens, hydrogen dimethicone helps to improve the water resistance of the formula, ensuring the UV filters remain effective even after contact with water or sweat. It also contributes to a smoother application.