1. Antioxidant: black buckwheat tea is rich in polyphenols, can inhibit the production of free radicals, slow cellular aging, for the prevention of cardiovascular disease and cancer and other diseases have a certain role.

2. Hypoglycemia: black buckwheat tea in the natural compounds can reduce blood sugar levels, improve the function of pancreatic islet cells, for the control of diabetes, reduce obesity and so on have a certain effect.

3. Regulate intestinal: black buckwheat tea in the fiber can promote gastrointestinal motility, improve constipation, for the regulation of intestinal health has a role.

4. Calming sleep: black buckwheat tea contains more aromatic substances, can relieve anxiety, neurasthenia and other symptoms, help to relax the body and mind, sleep.

5. Improve immunity: Studies have found that black buckwheat tea contains a large number of β-glucan and other active substances, which can enhance the body's immunity to prevent colds, infections and other diseases.