There is no harm and it is good for your health.
Millet has high nutritional value, containing 9.2-14.7% protein, 3.0-4.6% fat and vitamins. In addition to being eaten, millet can also be used to make wine and maltose. Millet contains 9.7 grams of protein per 100 grams, which is higher than rice. The fat content is 1.7 grams and the carbohydrate content is 76.1 grams, both of which are lower than those of rice and wheat. Carotene not contained in general grains, millet contains 0.12 mg per 100 grams, and vitamin B1 content ranks first among all grains.
The main nutritional components of black rice (brown rice): based on dry matter, it contains 8.5-12.5 crude protein, 2.7-3.8 crude fat, 75-84 carbohydrates, and 1.7-2 crude ash. Rice porridge cooked with black rice is fragrant and shiny, soft and glutinous, palatable, rich in nutrients, and has a very good nourishing effect. Therefore, it is called "blood-tonifying rice", "longevity rice", etc. There is a Chinese folk saying that "everything is black must be replenished" explain.