Bottle gourd: Bottle gourd or calabash gourd is a pale, smooth, and waxy green surface with white spongy pulp vegetable. Its juice is rich in vitamin C, vitamin B, sodium, iron, and potassium and is quite popular among health conscious people. This drink has low fat and cholesterol level. Vitamin C, protects the cells from being damaged prevents DNA oxidation. It also boosts the production of collagen.