Nature's Plus Source of Life Garden Vitamin C capsules provide 500mg of pure Vitamin C and 100mg of bioflavonoids. They do so from a natural complex of certified organic amla berry, citrus fruits and acerola cherry. A blend of more than 20 organic whole foods provide antioxidant and phytonutrient support. Vitamin C is a vital vitamin which benefits the immune system, circulatory system, eye functioning and overall optimal health.