Ingredient · dataset v56
Undecane and fungal acne
No known trigger
Why it's not a known trigger
A saturated hydrocarbon with no ester to cut and no acid to free; unmetabolizable like the ruled mineral oil.
Hydrocarbons are not food.
Evidence strength
Judged neutral — no trigger evidence
Function
Hydrocarbon
Also listed as
Tridecane
Related hydrocarbon
- C13-15 Alkane — No known trigger
- C15-19 Alkane — No known trigger
- Hydrogenated Polydecene — No known trigger
- Hydrogenated Polyisobutene — No known trigger
- Isododecane — No known trigger
- Isohexadecane — No known trigger
- Microcrystalline Wax — No known trigger
- Mineral Oil — No known trigger
Sources
EU CosIng database — search the INCI name
Last reviewed: 2026-10-13 (dataset v56).
Questions
Does Undecane trigger fungal acne?
No known trigger: A saturated hydrocarbon with no ester to cut and no acid to free; unmetabolizable like the ruled mineral oil.
Does Undecane feed Malassezia?
No known link: Undecane 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 Undecane →
Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.