The invention discloses summer heat reducing tea. The summer heat reducing tea mainly comprises dwarf lilyturf root, tendril-leaved fritillary bulb, schisandra, chrysanthemum, mint, platycodon grandiflorum, dendrobe, gypsum, boat-fruited sterculia seed, hawthorn, lalang grass rhizome, common lophatherum herb, mulberry leaf and crystal sugar. The summer heat reducing tea can timely supplement water and organic components such as citric acid, glucose and multiple vitamins lost due to excessive sweating of human body in a high-temperature environment, can overcome the defects of low safety to human health, inconvenience in use, poor summer heat reducing and cooling effect and the like in the prior art, and has the advantages of high safety to the human health, convenience in use and good summer heat reducing and cooling effect.