The invention relates to a beverage and particularly discloses health-care dark tea. The health-care dark tea consists of the following raw materials in parts by weight: 5-8 parts of dark tea, 2 parts of buckwheat, 2-5 parts of 
lotus leaves, 2-5 parts of sweet potato leaves, 1 part of hawthorn, 3 parts of 
honeysuckle, 1 part of 
cassia seed, 1 part of bunge cherry seed, 3-6 parts of pumpkin, 2-4 parts of towel 
gourd, 2 parts of gingko, 3-5 parts of fructus momordicae, 1 part of 
mulberry leaf, 1 part of 
sophora japonica and 2-5 parts of boat-fruited 
sterculia. The health-care dark tea provided by the invention is easy to prepare and convenient to drink, keeps the warm 
aroma of dark tea while having the faint scent of the buckwheat and the 
honeysuckle, is good in taste, and also has a health care function. The dark tea has bactericidal, anti-inflammatory, 
diuretic, detoxification, anti-oxidation, anti-aging, anti-
cancer, 
mutation-resistant, hypolipidemic, antihypertensive, 
carbohydrate metabolism improving, hpyerglycemic, and diabetes prevention and treatment functions, and by matching with the functions of promoting 
digestion and reducing excessive inflation of the hawthorn and the heat-clearing and detoxicating functions of the 
honeysuckle, the health care effect of the dark tea is remarkable.