Persicaria Hydropiper Extract Best Antioxidant Anti-Ageing Soothing Hydration Persicaria Hydropiper Extract description _Persicaria hydropiper_ (water pepper) extract is the extract of the whole plant, _Persicaria hydropiper polygonaceae_. It is rich in flavonoids (as quercetin) and sesquiterpenes, showing antioxidants and skin-soothing properties. It has been demonstrated to exhibit skin hydrating and restoring properties. Related ingredients: Persicaria Hydropiper