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Organ and tissue growth concerns Because IGF-1 signaling affects cellular growth and proliferation throughout the body and not exclusively in skeletal muscle, there is concern that long-term use of IGF-1 could result in increased growth of other tissues/organs in the body

Researchers theorize it may offer similar protective benefits against alcohol and other toxins [10]

The FDA has sent warning letters to companies marketing them for anything but research

Safety Assessment of Tripeptide-1, Hexapeptide-12, Their Metal Salts and Fatty Acyl Derivatives, and Palmitoyl Tetrapeptide-7 as Used in Cosmetics

Check the expiry date , and ensure the solution is clear and free of particles

DOI: 10.1155/2015/648108