Black buckwheat in water can supplement the body with water, amino acids and other nutrients, no special effects. Black buckwheat is a kind of buckwheat, generally grown in alpine areas, black buckwheat flavor is relatively light, a little bitter, soak water to drink has some nutritional value. Black buckwheat contains 18 amino acids, 9 fatty acids, and rich in dietary fiber, crude protein, carbohydrates. Per 100 grams of black buckwheat containing tryptophan 0.086 grams, menthionine 1.138 grams, threonine 0.386 grams, serine 0.538 grams, glutamic acid 2.206 grams, glycine 0.647 grams, alanine 0.541 grams, calories 253.35 calories, 10.8 grams of water, 9.5 grams of crude protein, 40 grams of carbohydrates, fat, 4.5 grams. Black buckwheat in water has a certain nutritional value, but it should be consumed in moderation, overdrinking can easily cause indigestion, resulting in discomfort.