1) Barley, a health food with barley and malt as raw materials or functional components, contains amylase, invertase, allantoin and protein decomposing enzyme. Chinese medicine believes that barley has the effects of invigorating stomach, promoting digestion, relieving depression, stopping chest, regulating qi and stopping diarrhea. Urea sac in barley can promote the healing of gastrointestinal ulcer. Barley and barley have the same function, and they are often selected as raw materials of health food with gastric mucosal protection.

2) Health food made of Chinese herbal medicines with the functions of invigorating spleen, benefiting qi and nourishing stomach. Commonly used are yam for invigorating spleen and benefiting qi, Amomum villosum for regulating qi, and Gardenia for clearing heat.

3) Other Hericium erinaceus has a good protective effect on gastric mucosa. The total saponins in Radix Astragali, Radix Codonopsis and Ginseng have antibacterial, antiviral and immunity enhancing effects, and are effective in treating gastric mucosal damage caused by infection. The health food made of these ingredients has a good protective effect on gastric mucosa. Delele: Marine health food has strong physiological activity, is very compatible with gastric mucosal cells, and can create a good environment for gastric mucosal cells to survive in the stomach. It can effectively delay the recurrence cycle of stomach pain. Chitosan: Chitosan reacts with gastric acid to form a colloidal solution, which adheres to the gastric wall to form a protective film, preventing the gastric acid from stimulating the injured surface and promoting the repair of the injured surface. Chitosan can be used as disaccharide and Hericium erinaceus polysaccharide, and has two functions of regulating intestinal flora and assisting in protecting gastric mucosa. Milk and eggs are the most traditional and effective natural health food, which can repair gastric mucosa and nourish stomach.