Pore-clogging ingredients / Pentaerythrityl Tetraisostearate
Is Pentaerythrityl Tetraisostearate comedogenic?
Yes. This ingredient clogs pores for many people.
- Comedogenic rating
- 4/5
- Highly comedogenic
- Evidence confidence
- moderate
- Most published lists include this ingredient, with ratings that vary by about one point.
- Also appears as
- No common label aliases
What to do if you're acne-prone
Skip it in leave-on products like moisturizers, sunscreens, and foundations if you're acne-prone. In rinse-off products the risk is lower but not zero.
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Check a product freeOther ingredients rated 4/5
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Comedogenicity ratings come from published ingredient studies and esthetician-compiled lists. They are imperfect and formulation-dependent, and this page isn't medical advice. Reactions vary by skin, concentration, and the rest of the formula.