Serenigy - Version 1.0 You've heard about Serenigy, someone has probably already approached you about joining their business team, and you want to learn more about it, right? In particular, you want to know if it's a legitimate opportunity, AND is it something that you can make money with. Well, let's set your mind at ease about the first question. Serenigy is definitely a legitimate business opportunity. Let's dig in a little bit more about it.