Bilberry extract for antioxidant

Product Name: Bilberry extract Latin Name: Vaccinium myrtillus Other Name: Vaccinnium Vitis-idaea L, Vaunium Uliginosuml Appearance: Blue-Purple powder or Red-Purple powder Active ingredient: Anthocyanidins/Anthocyanin Part Used:Fruit Specs:Anthocyanidins ≥ 25% by HPLC or UV Extract Method:Alcohol Loss on drying: ≤ 5.0% Ash: ≤ 5.0% Arsenic: ≤ 1ppm Heavy metals: ≤ 10ppmFunction: Improving night vision capability, protecting and regenerating retinal purple (rhodopsin), and treating eye diseases such as retrana pigmentosa, retinitis, glaucoma, and myopia, etc.