Elderly people can consume foods that benefit qi and tonify blood (replenish qi and blood in the body), nourish the stomach and strengthen the spleen to replenish vital energy, and common foods include yam, astragalus and ginseng. 1. Yam: Older people can achieve the effect of replenishing vital energy by promoting the production of fluid and benefiting the lungs, nourishing the stomach and strengthening the spleen. Yam is flat, sweet, mild and not dry, yiqi nourishing yin (replenish qi, nourish yin liquid), can benefit qi, spleen, etc., for tonifying the kidneys, spleen and liver have certain benefits, belongs to the medicine and food food food. 2. Astragalus: Astragalus has the function of replenishing qi, which can replenish vital energy for the elderly. Astragalus has the functions of diuresis (facilitating urination and eliminating edema), promoting the production of fluid and nourishing blood (replenishing the body’s fluid and blood), and promoting stagnation and paralysis, which can improve the immunity of the elderly. 3. Ginseng: The elderly can consume ginseng to replenish their vitality. Ginseng is sweet, slightly bitter and warm in nature. It can replenish the vital energy of the elderly, replenish the lungs, benefit the spleen, calm the spirit and benefit the intellect (to stabilize the mind and promote intellectual development), and so on. It is recommended that the elderly should seek medical advice in time when they are not feeling well, so as to avoid other adverse reactions in the body.