POTATOES ARE ALSO RICH IN SELENIUM AND NECTAR, IN ADDITION TO THEIR NUTRITIONAL CONTENT. PLUMBING HAS A PREVENTIVE AND CURATIVE EFFECT ON MORE THAN 100 DISEASES AND IS RECOGNIZED AS THE SEVENTH MOST ESSENTIAL NUTRIENT AFTER WATER, PROTEIN, FAT, CARBOHYDRATES, VITAMINS AND MINERALS. POTATOES ALSO CONTAIN A WEALTH OF PROTEIN, 18 TYPES OF AMINO ACID THAT CAN BE DIGESTED AND ABSORBED BY HUMANS, 8 TYPES OF VITAMIN C, B, A AND MORE THAN 10 NATURAL MINERAL ELEMENTS, INCLUDING PHOSPHORUS AND IRON。