Nutritional healthy beverage and preparation method thereof

The invention discloses a nutritional healthy beverage and a preparation method thereof. The nutritional healthy beverage is liquid formed by using Gastrodia elata, Schisandra chinensis, hawthorns, roselle, wolfberry fruits, reed rhizomes and red dates as main ingredients which are extracted in water with weight being 100-140 times of the total weight of the main ingredients to obtain extract solution and then by adding auxiliary ingredients including white granulated sugar, malt syrup, honey and citric acid into the extract solution, wherein each raw material in the seven main ingredients consists of 20-30% of Gastrodia elata, 20-30% of Schisandra chinensis, 10-25% of hawthorns, 10-20% of roselle, 8-15% of wolfberry fruits, 7-15% of reed rhizomes and 5-15% of red dates. The beverage contains various organic minerals, is rich innutrients, has multiple healthcare effects of regulating and improving body functions, promoting the digestion, invigorating the brain, calming the nerves, improving the immunity and the like, has a sour, sweet and refreshing taste, can meet the taste demands of the public, can be stored for a long time and is convenient to drink.