Systemic increases in IGF-1 has little to no effect on muscle gain or fat loss That's not how IGF-1 works I can explain why but it's very in depth and would require several very long posts Getting shredded is easy anyway Up drugs Eat less Manipulate carbs to come into condition I don't understand why people need fancy expensive drug protocols for this, especially at your size. You're no pro you're 170lb which at any height needs nothing more than test and tren and then also T3 if you're a lazy ****