Chard is also known by its many common names such as Swiss chard, silverbeet, perpetual spinach, spinach beet, crab beet, bright lights, seakale beet, and mangold. In South Africa, it is simply called spinach.
Swiss chard is high in vitamins A, K, and C, with a 175-g serving containing 214%, 716%, and 53%, respectively, of the recommended daily value. It is also rich in minerals, dietary fiber, and protein. All parts of the chard plant contain oxalic acid.