6 Radix Morindae Officinalis Herba Epimedii soaking feet to strengthen yang and tonify kidney Take 40 grams of Herba Epimedii, 30 grams of Radix Morindae Officinalis and Rhizoma Curculiginis each, and 6 grams of refined salt. Put the three herbs into a pot, add appropriate amount of water, fry for 30 minutes, remove residues to get juice, add refined salt, pour it into foot bath after the refined salt is dissolved, fumigate first and then foot bath for 30 minutes once a night, which has the effects of warming kidney, strengthening yang and preventing sexual dysfunction.