The invention provides health drink with effects of lowering blood pressure and reducing blood fat and a preparation method of the health drink. The health drink comprises the following raw materials: garlic, moringa leaf powder, chia seeds, blueberries, celery, radix ophiopogonis, natto, black fungus, lycium barbarum, mung beans, watermelon peel, tomatoes, rice, radix rehmanniae preparata, bitter gourd, ligusticum wallichii, kelp, onion, enzymes, probiotics, glacial acetic acid, pectinase, concentrated juice, bacillus aceticus and drinking water. According to the health drink disclosed by the invention, multiple medicinal materials with homology of medicine and food are subjected to scientific and reasonable compatibility, has the effects of lowering blood pressure and reducing blood fat, does not have any toxic or side effect, and is suitable for people of all ages to drink for a long time.