In our reference data, Silybum Marianum Seed Oil can feed Malassezia (fungal acne).
Silybum Marianum (milk thistle) seed oil is a plant-derived oil rich in linoleic acid and antioxidant flavonolignans (silymarin), used in skincare to condition, soften, and provide antioxidant support to the skin barrier. It functions primarily as an emollient and supporting active in moisturizing and anti-aging formulations.
| Reported effect | How often | Notes |
|---|---|---|
Allergic contact dermatitis | Rare | Possible in individuals sensitized to Asteraceae/Compositae family plants (e.g., ragweed, daisies). |
Skin irritation or redness | Rare | Mild localized irritation reported occasionally, often related to formulation or individual sensitivity. |
Comedogenic reaction | Very rare | As an oil it may theoretically contribute to clogged pores in acne-prone skin, though generally considered low risk. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.