Safe. Each bag of Xinbei Qian 'an beverage is rich in lactobacillus plantarum L- 137, integrated fruit and vegetable fermentation broth, xylooligosaccharide (prebiotic), 0 fat and 0 sucrose, and contains probiotics, prebiotics and plant enzymes. This product is safe and effective, and Xinbeichian beverage is safe. Xinbei Qian 'an Drink has excellent detoxification effect, and it can cure diseases while detoxifying, and realize the integration of maintenance. A slimming health drink made of patented technology has achieved the effects of preventing fat, burning fat, promoting excretion, wrapping oil and caring skin.