There is no such thing as the fastest dietary supplement to replenish qi and blood, but you can replenish qi and blood by consuming longan meat, dried mulberries, red dates, etc. It is recommended that you take them under the guidance of a physician. 1. Longan meat: it has the effect of tonifying the heart and spleen (using tonic drugs to tonify the heart and spleen), nourishing the blood and tranquilizing the mind (through nourishing the blood to stabilize the mind and soothe the emotions), and can be used to treat symptoms such as overthinking, strain on the heart and spleen, palpitations and palpitations, fear and anxiety (heartbeat is violent, panic and restlessness), and insomnia and forgetfulness. However, it is not suitable for those who have dampness, phlegm (pathological products formed by water metabolism disorders) and fire in the body. 2. Dried mulberry: it has the effect of tonifying and clearing blood, tonifying the liver and kidney, tonifying the brain, and can be used to treat symptoms such as yin deficiency and blood deficiency, yin deficiency and thirst, dizziness and tinnitus, fluid deficiency and mouth dryness, and intestinal dryness and constipation. But diabetic patients, spleen and stomach cold (spleen and stomach weakness and cold) people should not eat. 3. Red jujube: It has the effects of strengthening the spleen and stomach, tonifying qi and blood, nourishing blood and calming the mind (stabilizing the mind and soothing the emotions by nourishing the blood), and it can be used to treat diseases such as spleen deficiency with low food intake, loose stools (thin and unshaped feces), and fatigue and tiredness (tiredness and fatigue). It is contraindicated for diabetics, dry and hot bodies, and people with poor digestion. It should be noted that during the period of dietary supplementation, do not eat cold and stimulating food. In addition to this, the adverse effects of this type of food to replenish qi and blood are not clear, it is recommended to take under the guidance of a physician.