DIAZOLIDINYL UREA
DIAZOLIDINYL UREA
Diazolidinyl Urea (INCI: Diazolidinyl Urea) is a synthetic chemical preservative. It acts by releasing formaldehyde to prevent microbial proliferation in cosmetic formulations.
PreservativeRestricted use
Ingredient
Roles & functions
Preservative — Limits the growth of micro-organisms to preserve the product.
Regulatory framework
What the authorities say
| Authority | Status |
|---|---|
| Commission européenne (CosIng, Règl. 1223/2009) | Autorisé sous conditions |
| CLP classification (Reg. 1272/2008) | No CMR classification |
| ECHA — endocrine disruptor (human health) | Not identified as an endocrine disruptor |
| ECHA — Candidate List (SVHC, REACH Art. 59) | Not on the Candidate List (SVHC) |
| European Commission (Reg. 1223/2009, Annex III) | No cosmetic allergen subject to mandatory labelling |
| European Commission (EU catalogue of nanomaterials, Reg. 1223/2009) | No referenced nanoform |
| European Commission — Annex V (Reg. 1223/2009) — maj Fri, 07 Aug 2026 16:37:23 GMT | Authorised preservative (Annex V) — max 0.5 % |
Products
Products containing it
Statistics
In Lou’s database
4
products listed
| Most frequent categories | Face & body · Hydration · Hydration & healing · Masks |
| Most frequent brands | Uriage · Idc |
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This information is reported factually and with attribution (authorities and publications cited). It does not constitute medical advice, for your situation, ask a pharmacist or a healthcare professional for advice.
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