About:Grapes are rich in vitamins A, C, K. They relieve constipation, indigestion and treat kidney disorders. Also triggers weight loss and protects against cancer, heart and nerve diseases. Grapes are a powerhouse of antioxidants – they contain a wide range of phytonutrients right from carotenoids to polyphenols. Storage and Uses: Wash the grapes under cool, running water. Pat them dry and store it in the refrigerator.