Watercress Herb Powder Extract

Watercress Herb Powder Extract For Sale. We specialize in producing high-quality Watercress Herb Powder Extract for sale. You can contact us for bulk Watercress Herb Powder Extract.

What is Watercress Herb Powder Extract?
Watercress Herb Powder Extract is a concentrated botanical powder derived from the leaves (and sometimes stems) of Nasturtium officinale. It retains high levels of antioxidants, flavonoids, glucosinolates (notably gluconasturtiin) and essential nutrients. Commonly used in supplements and cosmetic blends for antioxidant support, immune support and skin‑care benefits.

Product Name：Watercress Herb Powder Extract
Active Ingredient：gluconasturtiin and other glucosinolates, flavonoids, polyphenols, vitamin C, vitamin K
Specification：typical extract ratio 5:1, 10:1, 20:1 or 30:1; purity ≥ 1 % flavonoids
Appearance：brown to yellow fine powder
Test Method：HPLC or UV spectrophotometry for identity and flavonoid assay
Solubility：partially to fully soluble in water depending on formulation
Application：nutritional supplements, herbal tonics, immune‑support products, skin care/beauty formulations, hair care actives
Stability：shelf life typically 2 years when stored in sealed containers, dry and away from light
Storage Conditions：store in tightly closed original containers, protected from moisture and direct light, at room temperature in a dry environment