Sagar, or Indian Palak (Beta vulgaris var. bengalensis) is closer related to beets and swiss chard, and therefore it is also known as spinach beet. The leaves are a rich source of iron, vitamin A, calcium, protein, vitamin K, vitamin E, vitamin D, vitamin C, folic acid, thiamine, riboflavin, nicotinic acid, pyridoxine, antioxidants as car