Oysters are oysters. Oyster is a Hokkien word, and some people call it sea oyster or raw oyster. Oysters are not only rich in nutrients, but also extremely delicious. Because of its rich nutrition, it has been compared to "deep sea milk". The best time to eat oysters is the second lunar month.

The oyster is in the shape of a long sheet, with dorsal and ventral edges almost parallel, 10 to 15 cm long and 4 to 15 cm high. The right shell is smaller, and the scales are thick and layered, arranged in layers or lamellar patterns. The outer surface of the shell is flat or has several depressions, and is lavender, off-white or yellowish brown. The inner surface is porcelain white, and there are no small teeth on both sides of the top of the shell. The left shell is deeply concave, has thicker scales than the right shell, has a smaller attachment surface on the top of the shell, is hard, has a layered cross section, is white, odorless, and has a slightly salty taste.

Oyster is rich in nutrients, high in protein and low in fat. It contains 8 essential amino acids for the human body, as well as glycogen, taurine, glutathione, multiple vitamins and minerals. Oyster is a Hokkien word that refers to oysters. Oyster pancakes are a common home-cooked snack in Fuzhou, Putian, southern Fujian, Taiwan, and Chaoshan, Fujian. They have a crispy texture and a smooth filling.