Ingredient · dataset v56
Methylpropanediol and fungal acne
No known trigger
Why it's not a known trigger
A four-carbon diol solvent and humectant; too short and water-soluble to feed Malassezia yeast.
Evidence strength
Judged neutral — no trigger evidence
Function
Solvent
Also listed as
2-Methyl-1,3-Propanediol
Related solvent
- 1,2-Hexanediol — No known trigger
- Acetone — No known trigger
- Alcohol Denat — No known trigger
- Butylene Glycol — No known trigger
- Caprylyl Glycol — No known trigger
- Dicaprylyl Ether — No known trigger
- Diethoxyethyl Succinate — No known trigger
- Dimethyl Isosorbide — No known trigger
Sources
EU CosIng database — search the INCI name
Last reviewed: 2026-10-13 (dataset v56).
Questions
Does Methylpropanediol trigger fungal acne?
No known trigger: A four-carbon diol solvent and humectant; too short and water-soluble to feed the yeast.
Does Methylpropanediol feed Malassezia?
No known link: Methylpropanediol is judged with no known trigger. One screened ingredient is not a product verdict — when in doubt, ask a dermatologist.
Is this medical advice?
No. We screen ingredient lists; we never diagnose, treat, or certify products. When in doubt, ask a dermatologist.
Check a full list containing Methylpropanediol →
Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.