Healthy people. Red Wall 1876 originated from AD 1876. According to the health status of modern people, it was developed by increasing the proportion of black maca, black wolfberry, black tartary buckwheat, black quinoa, oatmeal, rye, wheat germ and resistant dextrin. Through the reasonable collocation of food raw materials, various trace elements are controlled within their optimal physiological concentration range. In the process of processing, through enzyme fermentation, enzyme digestion technology, slow release technology, anti-gelatinization technology and wall-breaking technology, the molecular chain of trace elements is reduced, the synergistic effect of various trace elements is brought into play, the essential trace elements of human body are fully supplemented, the utilization rate of nutrients is improved, the immune function of the body is improved, and diseases are prevented and recuperated.