Clams are rich in iron and calcium. Iron is an essential component for making red blood cells, which can improve anemia symptoms; Calcium is the main component of human bones and teeth. Taking enough calcium can prevent osteoporosis, maintain normal muscle contraction, regulate physiological functions and reduce nervousness. Clams also contain minerals such as magnesium and zinc. Magnesium can promote the synthesis of enzymes and help the human body absorb calcium. Zinc helps to make collagen and enhance immunity. Zinc deficiency will affect the function of taste and smell, and it will also cause fragile nails and easy hair loss. Meretrix meretrix is rich in taurine, which can reduce cholesterol and neutral fat in blood and help prevent hyperlipidemia and arteriosclerosis.