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Ingredient guide
isopentyldiol
In short
Isopentyldiol is a lightweight humectant that helps draw in moisture while keeping formulas fresh and non‑sticky. It also works as a solvent and adds a smooth, water-light texture to skincare.
Reviewed against published evidence · editorially independent · no brand pays for placement
Works for
Hydration · Texture
Skin type
Oily · Combination
Best used
Anytime
What it is
Lightweight diol humectant and solvent with mild antimicrobial properties. Produces a fresh, non-sticky finish in water-light formulas.
Also found as
Related
Where to find it
Hada Labo Gokujyun Hydrating Lotion (some versions)
Shiseido Ultimune Power Infusing Concentrate
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Common questions
It helps the skin feel hydrated without heaviness and improves the spread and feel of formulas. Its light texture suits products that aim for a fresh finish.
It’s generally suitable for most skin types, especially oily and combination skin because it hydrates without leaving residue.
It appears in serums, essences, and gels as a humectant and texture enhancer, helping products feel smoother and less sticky.
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Personal guidance only · For clinical concerns, see a dermatologist.