Grapes have a low glycemic index, ranging between 43 and 53. Grapes hold many nutrients, including vitamin C, vitamin B1, potassium, and manganese. They are also rich in flavanols, flavonols, phenolic acids, and carotenoids; nutrients shown to have antioxidant characteristics. Grapes are beneficial in supporting healthy cardiovascular, respiratory, immune, and inflammatory systems. Grape Seed Powder offers high levels of antioxidants including polyphenols and proanthocyanidins. Grape Extract is also high in fiber, calcium, and vitamin E. Grape Seed Oil contains plenty of antioxidants which help to maintain healthy cholesterol levels.