Goji Berry, also known as wolfberry, is a small raisin size red fruit that grows on a vine. These berries have been prized for their nutritional and healing value in traditional Asian medicine for countless generations. Science has isolated at least four unique polysaccharides, which are phytonutrient compounds that ""amplify signals"" between cells, and improve immune defense. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.