Nasturtium Officinale (watercress) Leaf/Stem Extract is a botanical extract rich in vitamins, minerals, and antioxidant compounds, used in skincare for its conditioning, soothing, and brightening properties. It is valued for its content of vitamin C, glucosinolates, and flavonoids that may help protect against oxidative stress.
| Reported effect | How often | Notes |
|---|---|---|
Contact dermatitis / skin irritation | Rare | Possible in individuals sensitive to Brassicaceae (cruciferous) plants. |
Allergic reaction / sensitization | Rare | Botanical extracts can occasionally trigger hypersensitivity responses. |
Redness or stinging | Very rare | Generally mild and transient when reported. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.