Equisetum Arvense (horsetail) leaf extract is a plant-derived ingredient rich in silica, flavonoids, and phenolic compounds, used in skincare for its antioxidant, astringent, and skin-conditioning properties. It is also traditionally associated with supporting skin firmness and soothing.
| Reported effect | How often | Notes |
|---|---|---|
Contact dermatitis / skin irritation | Rare | Occasional localized redness or irritation, more likely in individuals with sensitive skin or plant allergies. |
Allergic/sensitization reaction | Rare | Possible in those allergic to related plants; patch testing advised. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.