The present invention relates to a fruit and vegetable ferment beverage and a preparation method thereof. The beverage is prepared by using carrots, shii-takes, burdock roots, prunes, pineapples, mulberries, beta vulgaris and tomatoes as main raw materials, sorting, cleaning,
drying and squeezing the raw materials, fermenting the squeezed raw materials with the addition of
yeast, vinegar
organism and
lactic acid bacteria, and adding drinking water, brown
sugar,
isomaltooligosaccharide and L-
malic acid as adjunct materials into the mixture. The beverage uses fruit and vegetable
nutrient components of the raw materials for mutual promotion and mutual
complementation to synergistically improve nutritional value of the whole beverage, and is fermented with three kinds of
bacteria so that fruit and vegetable nutrients and beneficial metabolites of probiotics are preserved, making the beverage has effects in conditioning
stomach and intestine, improving
digestion and absorption, strengthening
physical fitness, enhancing
immunity, improving resistance, eliminating free radicals, delaying aging, preventing cancers, maintaining beauty and preserving countenance and controlling weight.