Nutrition Fact: Scallops are rich in Tryptophan (a mood elevator), Vitamin B12, Calcium, Iron, Magnesium, Potassium, Zinc and Copper, Protein, Phosphorus and Selenium. Clams contain Riboflavin, Niacin, Potassium and Zinc,Vitamin C, Vitamin B12, Iron, Phosphorus, Copper, Manganese and Selenium.