Ingredient · dataset v56
Sea Buckthorn Fruit Oil and fungal acne
May trigger · Moderate evidence
Why it's a potential trigger
Mostly palmitic, palmitoleic and oleic fats; the exact menu Malassezia yeast eats.
Explicit row under the fatty-oil rule (same basis as the ruled seed oils); not individually feeding-tested.
Evidence strength
Moderate evidence (2/3)
Function
Oil
Plant oils: triglyceride oils and butters the yeast harvests after its enzymes split them.
Also listed as
Hippophae Rhamnoides Fruit Oil, Hippophae Rhamnoides Seed Oil, Hippophae Rhamnoides Oil, Sea Buckthorn Seed Oil, Sea Buckthorn Oil
Products without this ingredient
- The Ordinary 100% Plant-Derived Squalane 30ml
- S.Nature Aqua Squalane Moisturizing Cream
- Nizoral A-D Anti-Dandruff Shampoo (Ketoconazole 1%)
- Tower 28 SOS Rescue + Relief Body Wash Treatment 8.4 oz
- The Ordinary Glucoside Foaming Cleanser
- Act+Acre Fulvic Acid Volumizing Dry Shampoo, Unscented 1.75 oz
Related oil
- Acai Fruit Oil — May trigger · Moderate evidence
- Apricot Kernel Oil — May trigger · Moderate evidence
- Argan Oil — May trigger · Moderate evidence
- Avocado Oil — May trigger · Moderate evidence
- Babassu Seed Oil — May trigger · Moderate evidence
- Baobab Seed Oil — May trigger · Moderate evidence
- Black Currant Seed Oil — May trigger · Moderate evidence
- Borago Officinalis Seed Oil — May trigger · Moderate 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 Sea Buckthorn Fruit Oil 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 Sea Buckthorn Fruit Oil feed Malassezia?
Yes: we flag Sea Buckthorn Fruit Oil 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: Mostly palmitic, palmitoleic and oleic fats; the exact menu this yeast eats.
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 Sea Buckthorn Fruit Oil →
Not medical advice: we screen ingredient lists for potential triggers — we never diagnose, treat, or certify products. Dataset v56.