The invention relates to a 
functional health care beverage and a preparation method and an application thereof, belonging to the technical field of health care beverages. The 
functional health care beverage is characterized in that the beverage comprises the following substances: 20-50% of 
Hibiscus manihot tender fruit, 5-20% of Chinese wolfberry fruit, 10-20% of Chinese yam, 5-10% of honey and the balance of 
purified water. The beverage provided by the invention has sufficient 
nutrition and high value of health care, contains a large amount of 
flavones, polysaccharides, 
chlorogenic acid, trace elements, amino acids and other functional factors, and belongs to pure natural 
green food beverages. Except for strong nutritional and 
health promotion effects, the beverage also has auxiliary therapeutic effects of resisting fatigue, enhancing endurance and 
immunity, nourishing and protecting liver, tonifying 
kidney, strengthening yang, resisting aging, 
scavenging free radicals, lowering 
blood pressure, reducing blood glucose, promoting 
digestion, strengthening 
stomach, moisturizing intestine and caring 
skin after long-term drinking.