Insulin like growth factor 1 stimulates retinal cell proliferation via activation of multiple signaling pathways ScienceDirect IGF 1 LR3 The Muscle Building Peptide Everyone's Talking About IGF 1 LR3 is one of the most powerful performance peptides used for muscle growth, recovery, and fat loss. It's a modified version L Glutathione Setria Emerald Labs My guyyyyyy @healthyheadstrongbody Andrew and I started working together on 5 21 25 with his initial macros below! Starting Macros: Calories: ~2,700 day Protein: 230g Carbs: 250g (cycled) Fats: 80g Carb Cycling: 4 moderate days