Ingredient · dataset v56
Tropolone and fungal acne
No known trigger
Why it's not a known trigger
A single seven-membered aromatic ring (C7H6O2) metal chelator; no fatty chain of any length, same small-aromatic basis as the ruled Sodium Benzoate row.
Chelating preservative booster; no Malassezia feeding record, no fatty chain to feed on.
Evidence strength
Judged neutral — no trigger evidence
Function
Preservative
Related preservative
- Anisic Acid — No known trigger
- Benzisothiazolinone — No known trigger
- Benzyl Alcohol — No known trigger
- Butylated Hydroxytoluene — No known trigger
- Butylene Glycol Dicaprylate — No known trigger
- Butylparaben — No known trigger
- Caprylhydroxamic Acid — No known trigger
- Chlorhexidine Digluconate — No known trigger
Sources
- Tropolone C7H6O2, single seven-membered aromatic ring, bidentate metal chelator (Wikipedia, verified fetch)
- EU CosIng database — search the INCI name
Last reviewed: 2026-10-13 (dataset v56).
Questions
Does Tropolone trigger fungal acne?
No known trigger: A single seven-membered aromatic ring (C7H6O2) metal chelator; no fatty chain of any length, same small-aromatic basis as the ruled Sodium Benzoate row.
Does Tropolone feed Malassezia?
No known link: Tropolone 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 Tropolone →
Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.