IGF-1LR3 (Long Arg3 Insulin like Growth Factor-1) this is a long acting analog of Human IGF-1 designed to enhance muscle growth, recovery and fat loss with a half life of 20-30 hrs allowing for enhanced bio activity and increased hyperplasia compared to IGF-1 This is a staple for me when Im stacking it with Tesamorelin and GHRP-2 PetraTide has it in stock...use my link and discount code "grimmy" to save additional 10% off 💪 https://petratidescience.com/?ref=grimmy