Equisetum Arvense (horsetail) Extract is a plant-derived ingredient rich in silica, flavonoids, and minerals, used in skincare for its antioxidant, astringent, and skin-conditioning properties. It is often included to support skin tone and provide a tightening or soothing effect.
| Reported effect | How often | Notes |
|---|---|---|
| Contact dermatitis / skin irritation | Rare | Localized redness or irritation, more likely in individuals sensitive to plant extracts. |
| Allergic contact reaction | Rare | Sensitization possible in people with allergies to related botanicals. |
| Mild stinging or itching on application | Uncommon | Transient, typically resolves shortly after application. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.