1000mg l carnitine GNC Total Lean L-Carnitine 1000 mg - 60 Tablets Acetyl L-Carnitine HCL, 60 Capsules

Heres a breakdown to help you decide: Use IGF-1 LR3 If You Want: Direct muscle growth , especially during bulking or recomposition Faster recovery between intense workouts or injuries A shorter cycle with measurable hypertrophy and enhanced nutrient uptake Use HGH If You Want: Body fat reduction , especially around the midsection Support for joints, skin, and recovery during calorie deficits or aging A slow and steady body composition shift over longer time frames The anabolic effects of GH are mediated through IGF-1, but IGF-1 LR3 offers direct action and superior local hypertrophy when used independently. Velloso, C.P., Growth Hormone & IGF Research Stacking Consideration : For experienced users seeking maximum muscle growth, fat loss, and joint support , a carefully timed HGH + IGF-1 LR3 protocol may provide synergistic effects , especially when paired with testosterone or other anabolic agents

Li et al., 2025a)

Development of structurally stable PRLM analogs Despite the promise of enhancing endogenous synthesis, the therapeutic use of natural PRLMs is still limited by their rapid metabolic degradation and synthetic complexity, underscoring the need for structurally stable analogs

Wolters Kluwer, 2020, pp 419-53

These tests look at different parts of liver function