Trust ProSource to fill all your supplement needs! Orders placed before 3pm EST ship same day. Want to speak to a customer representative? Our phones are open M-F 9-5. Click here for more information.

BLOG


Tetrazene ES-50 helped me drop 10 pounds of stubborn body-fat. A month ago, I was 205, now I'm 195. I've noticed that I've gotten leaner while keeping my muscle mass. I'm working out, eating a lot of protein and clean fuel, and taking Tetrazene.
--Ira Dean, Trick Pony, Band Member