As the saying goes, "Food is the most important thing for the people", and the importance of food is self-evident. With people's pursuit of health and health preservation, sugar-free drinks have gradually become people's first choice, and people are now pursuing the nutritional value of food and its inherent health preservation value.

Five-grain tea, also known as whole-grain health tea, is the general name of tea made of whole grains. Cereal tea is usually made by selecting grains, frying and boiling. When eating, you only need to brew with hot water to extract rich fragrant tea. Barley tea, brown rice tea, tartary buckwheat tea and corn tea are all representatives of five-grain tea. So which coarse grain teas can be drunk more, which can strengthen the stomach and help digestion?

Barley tea belongs to grain tea, which is mild in nature and can nourish and protect the stomach. This is because barley tea is rich in vitamins, which can repair gastric mucosa, and will not stimulate the stomach, and the effect of conditioning the stomach is also good. It is suggested that people with poor gastrointestinal function can drink more barley tea for conditioning. Barley malt is cool, sweet and astringent, and belongs to spleen and stomach meridians. It has the functions of benefiting qi, quenching thirst, removing heat and restoring milk. It has obvious curative effects on nourishing fatigue, strengthening pulse and benefiting skin, enriching five internal organs, promoting digestion, relieving diarrhea, relaxing bowels and diuresis, stranguria, dyspepsia, fullness and abdominal distension. Some patients with chest tightness and abdominal distension due to overeating can effectively relieve their discomfort by frying and grinding barley.

Tartary buckwheat is not only a kind of food, but also a kind of healthy food that can clear away heat and fire. Tartary buckwheat is bitter in taste and cold in nature, and has the functions of invigorating qi, nourishing mind, benefiting eyes and ears, lowering qi, moistening intestines and strengthening stomach. Tartary buckwheat has the function of clearing blood and reducing fire, and is called oxytetracycline by the people. Buckwheat has the functions of consolidating stomach, benefiting qi, and nourishing energy. Buckwheat contains a lot of rutin, cellulose, selenium and vitamins, which is not only suitable for preventing and treating hyperlipidemia, hypertension and diabetes, but also for preventing and treating obesity, digesting fat and maintaining normal cardiovascular system.