Lycium barbarum leaves are tender stems and leaves of Lycium barbarum of Solanaceae or Lycium barbarum of Ningxia. Lycium barbarum is a shrub or a big shrub with alternate leaves or several clusters; Leaf blade is ovoid rhombic to ovoid-lanceolate, 2 ~ 6 cm long and 0.6 ~ 2.5 cm wide, with sharp or blunt tip, narrow wedge-shaped base, entire margin and no hair on both sides. Lycium barbarum can be used in three parts: Lycium barbarum leaves can be made into "Lycium barbarum tea" for drinking; The red fruit "Lycium barbarum" can be used for cooking or making tea; Lycium barbarum root, also known as "Lycium barbarum peel", is generally used as a medicinal material, and there will be no side effects after long-term use.