The invention relates to a drinking sugar and a manufacturing method thereof, and belongs to the filed of functional foods. The drinking sugar is prepared from natural Chinese medicinal main materialswhich are homologous Chinese herbal and foods and respectively honey tree fruit, kudzuvine root, lesser galangal rhizome and white hyacinth bean, and accessories of vitamin B6, white granulated sugarand dextrin; and the formula of the drinking sugar comprises 30 to 50g of honey tree fruit, 1,050 to 1,100g of kudzuvine root, 30 to 50g of lesser galangal rhizome, 30 to 50g of white hyacinth bean,45 to 75g of vitamin B6, 100 to 200g of sucrose and 100 to 200g of dextrin, wherein the weight percentage of the Chinese medicinal main materials, the vitamin B6, the sucrose and the dextrin is 75:5:10:10; and the Chinese medicinal main materials are decocted and condensed into thick paste, and the thick paste is evenly mixed with the accessories to prepare drinking sugar tablets. The drinking sugar gives full play to synergic and complementary effects of the Chinese medicinal main materials and the vitamin B6 in the aspects of relieving alcohol, protecting liver and nourishing stomach, and isintroduced with a proper amount of sucrose, so the small-dosage sugar tablets with good mouthfeel can quickly discharge the alcohol out of the body, eliminate the deposit of residual alcohol in the liver and the stomach, have the effects of protecting the liver, strengthening the stomach and keeping health, and also have the same effects if nondrinkers eat the sugar tablets in daily life.