Deficiency of qi and blood can be regulated by food supplement. Usually, we should eat more nutritious foods rich in high-quality protein and trace elements (iron, copper, etc.). ), folic acid and vitamin B 12, such as red dates, lotus seeds, longan pulp, walnuts, hawthorn, pig liver, pig blood, Monopterus albus, sea cucumber, silky fowl, eggs, spinach, carrots, black fungus and black sesame seeds.