豆类——铁质负责向人体器官和肌肉输送氧气,猪肝和瘦肉是铁质的最佳来源;赤豆、黄豆、黑豆也是补充铁质的首选,能有效地改善疲惫、无力的状况。菠菜——菠菜中含有人们比较容易缺乏的矿物质——镁。人们每日摄入的镁如果少于280毫克,人就会感到疲乏。镁在人体内的作用是将肌肉 Legumes - iron is responsible for the delivery of oxygen to human organs and muscles, pig liver and lean meat is the best source of iron; red beans, soybeans, black beans are also the first choice for iron supplementation, can effectively improve the fatigue, weakness . Spinach - spinach contains minerals that people are more likely to lack - magnesium. People will feel tired if less than 280 milligrams of magnesium is consumed daily. Magnesium in the human body’s role is to muscle