This brand can't be found in the US Food and Drug Administration! ! ! ! ! ! Buy carefully. L-carnitine is becoming more and more popular now, and more and more L-carnitine brands have appeared. Some even directly changed the previous weight loss products into L-carnitine packages, so it is recommended to polish your eyes and buy them. It is recommended that you choose a nationally certified brand and its official distributor (factory distributor). However, it should be noted that there are too many fake and shoddy goods and brands in this product, but only these brands are national food hygiene words and health food hygiene words certified by the state. See: T998 1.com (copy and paste address bar). I have used L-carnitine, and the effect is good. I lost more than ten kilograms in more than a month, and I didn't find any side effects (I always want to drink water, which may be because my metabolism is accelerated and water plays an important role in the metabolic process). Now that I have stopped using it, I feel that my metabolism is obviously faster than before. Now my diet is the same as before, and there is no rebound. . If you have any questions, you can ask me! If my answer helps you, don't forget to set me as the best answer! Hey, hey, I wish you a successful slimming as soon as possible!