igf 1 lr3 studies IGF-1 (1 mg) – YOUR TRUSTED SOURCE OF PEPTIDES IGF-1 LR3 – Peptides Collective

& Gu, Q

Your body actually prefers to catabolize muscle over fat when calories are restricted because: Muscle is metabolically expensive (burns calories at rest) Your body "wants" to reduce calorie expenditure Evolutionary survival mechanism (preserve fat, reduce muscle) Gets worse as body fat drops below 12-15% for men, 20-25% for women The typical cutting disaster: Week 1-4: Lose 8 pounds (6 pounds fat, 2 pounds muscle) Week 5-8: Lose 6 pounds (4 pounds fat, 2 pounds muscle) Week 9-12: Lose 4 pounds (2 pounds fat, 2 pounds muscle) Result: Lost 18 pounds total, but 6 pounds was muscle You're lighter but not necessarily leaner Strength dropped significantly Metabolism crashed This is where most people fail

For broader options, see our Conditions Treated page

Non-habit-forming and suitable for customizable dosing

Always follow your prescription label and your prescribers instructions

Helpful context before the funnel FormBlends Editorial Context Reviewed May 14, 2026 CJC-1295/Ipamorelin oral vs injection comparison