⛔ Avoid
Is Isopropyl Isostearate safe for perioral dermatitis?
Also known as: isostearyl isostearate, myristyl myristate, isopropyl linoleate
Verdict: Avoid
Highly comedogenic fatty esters in the same family as isopropyl myristate. Can clog pores and feed Malassezia, worsening PD.
Where it appears
Isopropyl Isostearate is a common ingredient found in everyday skincare, haircare, and personal care products. If you have perioral dermatitis, actively check every product label for this ingredient and its aliases.
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