In English, "millet (s)" refers to a group of cereal grains. Millet is a staple grain in several impoverished countries, as well as a part of many more prosperous countries' traditional diets, and it is growing increasingly popular across the world. It is a valuable source of dietary energy. Millet seeds are shown to have various health-promoting properties as well as of their high calorie level. Millets have been utilized for both human food and fodder for around 10,000 years. It thrives in dry, hot regions and produces small, seeded grasses. While millets are a valuable source of protein, calories and minerals, there hasn't been much research on the potential of biotechnology to enhance millets. Researchers and scientists have conducted studies with millets; here, we assess their nutritional value and write about how biotechnology can improve millet crops.