We have based this formula on research limited to laboratory experiments, current health practice, and some anecdotal evidence. However, extensive human clinical trials are required to help support the use of this formula. – The positive benefits of graviola, a fruit from the amazon rainforest, are confined to in vitro and animal studies; while it remains uncertain whether or not graviola is effective in humans, as clinical trial are necessary, the laboratory results, thus far, are intriguing and graviola is definitely worthy of further study. – Astragulus may act as an immune enhancer. – Stir 1/4 of a teaspoon into a glass of water and consume 3 times daily, with meals. – TerraVita is an exclusive line of premium-quality, natural source products that use only the finest, purest and most potent ingredients found around the world. TerraVita is hallmarked by the highest possible standards of purity, potency, stability and freshness. All of our products are prepared with the highest elements of quality control, from raw materials through the entire manufacturing process, up to and including the moment that the bottles or bags are sealed for freshness and shipped out to you. Our highest possible standards are certified by independent laboratories and backed by our personal guarantee. – TerraVita exists to meet and ensure your family’s health and wellness without the harmful effects or chemicals and prescription health products. We strive to make all of our products affordable and reliable and are constantly searching the market to maintain our affordability and to look for new ways to serve you and the ones you love. TerraVita has become a trusted household name for many families and can bring you and yours the very best herbal supplements, blends, teas and spices that are