It's also thought that as we get older, Carnitine levels in the body decrease a lot too
doi:10.1097/CHI.0b013e3181b76658CrossRefGoogle ScholarPubMed Owen, R, Sikich, L, Marcus, RN, et al
Prognostic factors and survival rate of osteosarcoma: a single-institution study
In Canada, synthetic injectable peptides are generally regulated as prescription drugs under the Food and Drugs Act, and Health Canada has issued public advisories (April 2026 and earlier) cautioning that unauthorized injectable peptide products are illegal regardless of whether they are labelled 'for research use only.' Research-grade AOD-9604 supplied by Koipeptides is intended for in vitro laboratory study only and is not authorized for any human or veterinary application
However, the thigh, upper arm, and glute area can also be appropriate depending on the peptide and your providers instructions
& Stewart, L.D