You'd better not drink. At this time, your body is very weak. Any weight loss product that is not good for you, even the method of losing weight by a lot of exercise, is not suitable for you. As for your boyfriend, if he loves you, he won't care how much you gain, not to mention how much he won't lose these days even if you risk physical injury. That's all I know. More specifically, you can ask the professional customer service on Fifth Street, and they should be able to give you a better answer.