Hippophae Rhamnoides Water (sea buckthorn water) is an aqueous extract derived from the sea buckthorn plant, used in skincare for its antioxidant, soothing, and skin-conditioning properties. It serves primarily as a water-phase ingredient that contributes vitamins, flavonoids, and trace nutrients to formulations.
| Reported effect | How often | Notes |
|---|---|---|
| Mild skin irritation | Rare | Occasional redness or stinging, more likely in sensitive skin. |
| Allergic contact dermatitis | Very rare | Hypersensitivity reactions to plant-derived components are uncommonly reported. |
| Temporary skin staining/discoloration | Very rare | Carotenoid pigments may rarely impart slight yellow-orange tint at high concentrations. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.