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.
NoneFilm former, water repellentVeganEvidence: Medium
BenefitMinimal 0.5 / 4
Barrier support
Texture
RiskVery low 0 / 4
Rated by SpottyLabs' ingredient methodology, independent of brands.
What it helps with
improves water resistance
enhances spreadability
forms protective film
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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.
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