Cosmetic Peptide Comparison: BPC-157 vs TB-500, IGF-1 vs IGF-1 LR3, Semax vs Selank, GHRP-2 vs Ipamorelin Cosmetic Peptide Comparison: BPC-157 vs TB-500, IGF-1 vs IGF-1 LR3, Semax vs Selank, and GHRP-2 vs Ipamorelin At a glance BPC-157 half-life / approximately 4 hours (subcutaneous or intramuscular) TB-500 half-life / longer systemic distribution, dosed 2-4 mg twice weekly IGF-1 LR3 active window / up to 20 hours vs ~20 minutes for native IGF-1 Semax mechanism / upregulates BDNF and dopamine receptor sensitivity Selank mechanism / enhances GABA-A tone and reduces IL-6 by ~30% in animal models GHRP-2 GH pulse / strong but co-elevates cortisol and prolactin Ipamorelin GH pulse / selective
It does not bind androgen, estrogen, progesterone, or glucocorticoid receptors, does not aromatize, and has no effect on the HPG or HPT axes
Swirl gently until the powder fully dissolves do not shake or vortex
It's almost always a story of overuse
No crashing
All of its products are produced in NSF-registered, GMP-compliant facilities and undergo independent third-party testing