Essential nutrients are nutrients that your body cannot make on its own which are vital to optimal health. These include: amino acids, biotin, calcium, choline, chromium, copper, fiber, flavonoids, folate, iodine, iron, magnesium, manganese, molybdenum, omega-3 fatty acids, pantothenic acid, phosphorus, potassium, protein, selenium, vitamin A-related nutrients, thiamin (vitamin B1), riboflavin (vitamin B2), niacin (vitamin B3), pyridoxine (vitamin B6), cobalamin (vitamin B12), vitamin C, vitamin D, vitamin E, vitamin K, and zinc.¹