Ingredient glossary
Hydrogenated Polyisobutene
INCI: Hydrogenated Polyisobutene
Solid and proven
Does Hydrogenated Polyisobutene clash with what you already use? Check it →A genuinely useful ingredient with real evidence behind it, not hype.
What it does
- softening
- film forming
moderate evidenceConsidered inert and non-sensitizing with good barrier support and elegant sensory properties.
On a label: usually effective at 2-20%.
Who it's for, and who should skip it
Tends to suit
- dry
- normal
- combo
Approach with care
No specific group flagged to avoid it.
- Clogs poresLow
- Irritation riskLow
Plays well with
- silicones
- humectants
This, for every label you own
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Educational information about a cosmetic ingredient, not medical advice.