It's true. It has a formal production approval number and a formal company with relevant records, but everyone needs to choose a formal channel when buying, so as to ensure that the products they buy are genuine. There are many products of green trees. If you want to lose weight, you can recommend the green thin meal replacement energy bar, which is a cooperative product of the national sports team. It not only contains isomaltooligosaccharide, but also contains effective ingredients such as pickles. It is really useful after taking it and can help you lose weight better.