B vitamin tablets are a nutritional supplement, so there is no need to worry about the possibility of getting fat. Generally speaking, weight gain is caused by the accumulation of fat and carbohydrates. Excessive accumulation of individual protein and carbohydrates may also lead to weight gain, but vitamins will not lead to weight gain, so we don't have to worry about the possibility of weight gain when taking B vitamins. If you want to lose weight, you must pay attention to control the intake of protein and carbohydrates as much as possible, for sugar and fat. Now we have made it clear whether taking B vitamins will make you fat. If B vitamins are supplemented correctly, it will help to regulate the body's metabolism and also promote weight loss or slimming. In terms of diet, you can eat more B vitamins, or eat more fresh vegetables and fruits, which has a very good effect on weight loss.