The invention belongs to a functional health-care beverage for adjusting the nutritional need of a human body, strengthening the body and improving health. An active fruit and vegetable beverage is prepared by processing fruits and vegetables such as celery, green cucumber, carrot, tomato, papaya, apple and the like. The beverage has the advantages that: the celery has the effects of soothing the liver, bringing high blood pressure down, tranquilizing and allaying excitement, inducing diuresis to reduce edema, preventing cancer, resisting cancer, nourishing the blood and tonifying deficiency; the carrot has the diet therapy effects of reinforcing spleen to promote digestion, relaxing bowel, destroying intestinal worms, promoting the circulation of qi, removing obstruction, improving eyesight and the like; the tomato has the diet therapy effects of promoting the production of body fluid to quench thirst, promoting digestion to remove stagnated food, clearing away heat and toxic material, cooling the blood, calming the liver, enriching the blood, nourishing the blood and stimulating the appetite; the papaya has the effects of promoting digestion, expelling intestinal parasites, reducing fever and dispersing pathogenic wind; and the apple has the diet therapy effects of increasing the body fluid, moistening the lung, relieving restlessness, relieving summer-heat, stimulating the appetite, dispelling the effects of alcohol and relieving diarrhea. The diet therapy effect of the comprehensive active fruit and vegetable beverage plays a remarkable role in adjusting the nutritional need of the human body, strengthening the body and improving the health.