1. Astragalus has the effects of nourishing qi and raising yang, fixing the surface and antiperspirant, supporting toxins and promoting muscle growth, diuresis and reducing swelling; Poria cocos has the effects of strengthening the spleen and removing dampness, diuresis and swelling, removing troubles and calming the nerves. When combined with boiled water and drunk, the functions coordinate and complement each other, and their effects are significantly enhanced.

2. Astragalus dilutes water by replenishing qi, and Poria cocos dilutes water by strengthening the spleen. It is mainly used to treat fatigue, shortness of breath, edema of the lower limbs, facial edema, edema, cough with phlegm, palpitations and shortness of breath. Diarrhea and loose stools accompanied by indigestible food, dizziness, pale and fat tongue with tooth marks, and slow or weak pulse can be used to treat chronic nephritis, nephrotic syndrome, and edema in patients with Qi deficiency syndrome. It can increase urine output, reduce edema, Reduce urinary protein and improve immune function.