Bilberry Fruit (Vaccinium myrtillus) Research was done, and Bilberry was believed to help against eye fatigue, reduce eye irritation, nearsightedness and night blindness, extend the range and sharpness of vision, aid in the adaptation to darkness by accelerating regeneration of the retina and help restrain the development of conditions such as glaucoma and cataracts. The dried berries of Bilberry are believed to be primarily used for their astringent qualities in the treatment of dysentery and diarrhea. Bilberry is believed to improve blood circulation by increasing the ability of fluids and nourishment to pass through veins and to capillaries. Bilberry is believed to be a beneficial herb to use during pregnancy. It is believed to be a strong but gentle astringent and may fortify vein and capillary support; may assist in aiding in kidney function and is believed to be a mild diuretic to relieve bloating.