#319 - Jay Campbell: All Things Peptides, Hormone Optimization, Testosterone Replacement Therapy, GLP-1 Agonists, BPC-157, GHK-Cu, PT-141, Ideal Body Fat Percentage, Oral Vs. Injectable Peptides, Bioregulators, The Future Of Peptides, And More! - The Melanie Avalon Biohacking Podcast - Podfriend