Although Hanes breakthrough performance could have been due to an assortment of other factors (such as improved training), he did speed up his marathon time by nearly 6%an improvement most experienced marathoners would die for
*Cyanocobalamin (Vitamin B12)*: Perhaps one of the most well-known B vitamins for its neurological significance, *cyanocobalamin* is indispensable for nerve tissue health, brain function, and the production of red blood cells
Membrane transport of cobalamin
In some cases, B12 shots are used as an energy booster, since B12 plays a critical role in cellular energy production
KPV, a melanocortin-derived peptide fragment, has become a subject of interest in research involving inflammatory signaling, epithelial integrity, cellular communication, and immune-associated pathways