Ingredient · dataset v56
Bis-Octyldodecyl Dimer Dilinoleate/Propanediol Copolymer and fungal acne
May trigger · Moderate evidence
Why it's a potential trigger
A copolymer ester that cleavage would split into ruled trigger-1 octyldodecanol plus C18 dilinoleic acid; same basis as the ruled dimer dilinoleate.
Explicit row.
Evidence strength
Moderate evidence (2/3)
Function
Fatty ester
Fatty esters: split by the yeast’s enzymes into edible fats.
Products without this ingredient
- VERB Dandruff Shampoo 3% Salicylic Acid 8 oz
- Roe Wellness SPF 50 Mineral Powder
- La Roche-Posay Thermal Spring Water Face Mist 150 ml
- NOW Sports MCT Oil 32 fl oz
- S.Nature Aqua Squalane Moisturizing Cream
- Kate Somerville EradiKate Acne Treatment (Sulfur 10%, spot)
Related fatty ester
- Ascorbyl Palmitate — May trigger · Moderate evidence
- Ascorbyl Tetraisopalmitate — May trigger · Moderate evidence
- Behenyl Acrylate — May trigger · Limited evidence
- Behenyl Behenate — May trigger · Limited evidence
- Butylene Glycol Dicaprylate/Dicaprate — No known trigger
- Butyloctyl Salicylate — May trigger · Limited evidence
- C12-15 Alkyl Benzoate — May trigger · Limited evidence
- C14-22 Alcohols — May trigger · Limited evidence
Sources
- Brunke & Hube 2006 — MfLIP1 extracellular lipase hydrolyses Tweens (Microbiology)
- Mayser et al. 1995 — ester hydrolysis depends on alcohol moiety (Acta Derm Venereol)
- EU CosIng database — search the INCI name
Last reviewed: 2026-10-13 (dataset v56).
Questions
Does Bis-Octyldodecyl Dimer Dilinoleate/Propanediol Copolymer trigger fungal acne?
We flag it as a potential trigger (moderate evidence). That means it belongs to a class the Malassezia yeast is known to feed on — not that every product with it will cause a flare. Concentration, formulation and individual skin chemistry matter.
Does Bis-Octyldodecyl Dimer Dilinoleate/Propanediol Copolymer feed Malassezia?
Yes: we flag Bis-Octyldodecyl Dimer Dilinoleate/Propanediol Copolymer as a potential trigger (moderate evidence). It belongs to a class Malassezia is known to feed on — not a claim that every product with it causes a flare. Concentration, formulation and individual skin chemistry matter.
How confident is this call?
Moderate evidence: A copolymer ester that cleavage would split into ruled trigger-1 octyldodecanol plus C18 dilinoleic acid; same basis as the ruled dimer dilinoleate.
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 Bis-Octyldodecyl Dimer Dilinoleate/Propanediol Copolymer →
Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.