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. 2014 Oct 28;20(40):14787–14804. doi: 10.3748/wjg.v20.i40.14787

Table 1.

Main active ingredients of the grape

Active ingredient Compounds
Carbohydrates Glucose, fructose, sacarose,dextrose, yeast, and levulose
Vitamins Vitamin C and vitamin B6
Beta-carotene Vitamin A
Tannins Resveratrol
Minerals Potassium, magnesium, calcium, sulfur, iron, and manganese
Flavonoids Quercetin