⛔ Avoid
Is Formaldehyde-Releasing Preservatives safe for perioral dermatitis?
Also known as: quaternium-15, diazolidinyl urea, imidazolidinyl urea, bronopol
Verdict: Avoid
Preservatives that release formaldehyde, a well-known skin sensitizer and irritant. Common in shampoos, conditioners, and some moisturizers. Can trigger contact dermatitis and worsen PD.
Where it appears
Formaldehyde-Releasing Preservatives 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.
Check if your product contains Formaldehyde-Releasing Preservatives
Paste the full ingredient list into the PDClear checker to scan for this and 35+ other PD triggers.
Check my product →