Drinking maitake and astragalus in water has the effect of replenishing qi, generating fluids and nourishing blood, and moisturizing the lungs. It is suitable for relieving deficiency of qi and blood, dry mouth and thirst. Maitong is effective in nourishing Yin, generating fluid, moistening the lungs and clearing the heart, and is suitable for treating Yin deficiency and lung dryness (deficiency of Yin fluid in the body, resulting in dryness of the lungs not being nourished), dry cough with little sputum, dry mouth and tongue, sore throat, insufficient stomach Yin (insufficient Yin fluid in the stomach), little food and dry vomiting, vague burning pain in the gastric epigastric region, palpitation and insomnia, and so on. The adverse reactions and contraindications of Maidong are not clear. Astragalus has the effects of tonifying Qi, generating fluid and nourishing blood, consolidating the surface and stopping sweating (stopping sweating by consolidating the muscle surface). It is suitable for the treatment of weak spleen qi (weakness of spleen qi), prolapse of organs, insufficient lung qi, less qi and laziness (lack of strength, not wanting to speak), cough and weakness, qi deficiency and edema, thirst, and blood deficiency with yellowish color. The adverse reactions and contraindications of Astragalus are not known. The usage of maitong and astragalus is decoction. The efficacy of Maitong and Astragalus in water is different from that of decoction, and the medicinal constituents are limited, so it does not have a better curative effect. If you need to use maitake and astragalus to regulate the body or cure diseases, it is recommended to use it under the guidance of a doctor.