Stomach acid can digest bones to some extent, but it is generally difficult to digest larger bones completely. The main component of stomach acid is hydrochloric acid secreted by the cells of the stomach lining, and its PH can reach about 0.9~1.8. Calcium carbonate, the main component of bone, can react with hydrochloric acid when it enters the stomach, and if the bone is small, it can usually be digested and decomposed in the stomach. However, while the human digestive tract secretes gastric acid, it also secretes bile and other alkaline digestive juices, which can enter the stomach and neutralize the gastric acid, so that the PH of the gastric juice rises, therefore, the ability of gastric acid to digest bones is limited. If the bones entering the stomach are large, it is generally difficult to digest them completely. Generally speaking, as long as the bone that enters the gastrointestinal tract does not get stuck in the gastrointestinal tract, it can usually be expelled from the body along with the stool, and usually does not require special treatment. However, if the bone gets stuck in the gastrointestinal tract and causes a blockage, or if it causes damage to the gastrointestinal mucosa, leading to gastrointestinal bleeding, etc., then prompt medical attention is needed.