My advice? Read the labels. If you have questions, ask. If you want to try something and aren't sure, ask a friend who has tried it. How do you know if testosterone replacement is right for you? I've written my opinion about it, so there is some truth to it. You can find my opinion on my Web page. You can also read my testimonial on my Web site. I will say that I have tested thousands of men who were trying testosterone. I will answer any questions you might have about testosterone replacement. My opinion is that it's a good thing to take a testosterone supplement. If you do your own research, you will see the many positive results that you can achieve from taking testosterone supplements. You don't need me to tell you about all the good things that testosterone can do for your life. I am not against it, but I do need your help in choosing the right product. If you decide to do your own research, here are some things to look for. 1. A good quality testosterone product that is manufactured in a reputable lab. 2. It should be labeled as a generic, not as a brand name.