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The average child in the U.S will eat about 1,500 peanut butter sandwiches by the time they graduate from high school.[8] Peanut butter contains a variety of nutrients and vitamins that give your body energy and keep it healthy, including magnesium, phosphorous, zinc, niacin, and vitamin B...
Vitamin A, niacin (烟酸) and zinc (锌) are best in fresh and unprocessed foods that are in their natural state. Vitamin A helps you see at night. It occurs naturally in eggs, meat and carrots. Niacin is a vitamin that helps our bodies make energy. It is found in foods like fish, ...