Astragalus membranaceus is a precious Chinese herbal medicine. According to the Pharmacopoeia, it has the effects of invigorating qi, consolidating exterior and diuresis. People also have the habit of eating Astragalus membranaceus as nourishing and strong food in winter. Lycium barbarum has the functions of enhancing human immunity, delaying aging and eliminating fatigue. Together, these two can invigorate qi, generate blood and nourish yin! But it won't last long! The amount is just right! After all, it is drugs! All drugs have side effects.