Some are legitimate FDA-approved drugssuch as insulin analogs and GLP-1 medications (Ozempic, Mounjaro, Zepbound)backed by decades of safety and efficacy research
Its a treacherous path, full of pseudoscientific weeds
Research and Regulatory Status Approved Use (Native IGF-1): The native recombinant human IGF-1 (Mecasermin) is FDA-approved for growth failure in children with severe IGF-1 deficiency
THE SCIENCE OF ATP REGENERATION When you perform intense exercise, your muscles rely on ATP for energy
With GSH depleted, IKK becomes constitutively active, driving continuous transcription of TNF-, IL-6, and IL-1
L-Carnitine benefits for male athletes Men often use L-carnitine to support: Training endurance and recovery Fat metabolism during cutting phases Energy production during high-volume training Some research also explores its role in supporting sperm motility and reproductive health, though this is not its primary use in sports nutrition