contain beta-carotene, vitamins A, B1, B2, B5, B6, B9, C, D, E, as well as minerals necessary for the body: potassium, calcium, magnesium, zinc, selenium, copper and manganese, iron, iodine, chromium, fluorine, molybdenum, silicon, cobalt, phosphorus and sodium. In terms of vitamin D content, sunflower seeds are superior to cod liver, and they have more potassium than oranges and bananas.