The invention provides grain energy meal replacement powder which activates self-healing ability, improves immunity and strengthens vitality. The meal replacement powder comprises, by weight, 3-10 parts of tartary buckwheat, 5-12 parts of oat, 5-12 parts of black kerneled rice, 1-10 parts of brown rice, 2-9 parts of millet, 1-5 parts of quinoa, 1-6 parts of rye, 0.5-3 parts of lotus seeds, 0.5-4 parts of Gorgon fruits, 1-12 parts of jobstears seeds, 0.5-6 parts of Chinese yam, 1-8 parts of red phaseolus beans, 0.5-8 parts of brown beans, 1-10 parts of black soybeans, 1-9 parts of black sesame,0.5-5 parts of walnuts, 0.5-5 parts of barbary wolfberry fruits, 0.5-4 parts of black mulberries, 1-6 parts of Chinese yam, 2-8 parts of wheat germ, 0.5-5 parts of flaxseeds, 0.5-5 parts of pumpkin seed kernel, 0.5-5 parts of spina date seeds, 0.5-4 parts of yeast, 0.5-4 parts of red dates, 0.5-5 parts of longan, 0.5-4 parts of lily, 0.5-4 parts of hawthorn fruits, 0.5-4 parts of chia seeds, 0.5-5 parts of Thomson kudzuvine roots and 0.5-4 parts of Indian bread.