l-carnitine running performance Carnitine increases endurance performance? L-CARNITINE

doi: 10.1186/1471-2180-10-162 182 QueneeL

doi:10.1007/s40675-017-0071-6

IV therapy boosts energy, focus, and immune health without leaving your office

Each capsule contains 2mg of GHK-Cu (Glycyl-L-Histidyl-L-Lysine Copper), a synthetic copper peptide investigated in published scientific literature involving peptide biology, copper peptide chemistry, gene expression research, molecular signaling pathways, protein interactions, extracellular matrix biology, and controlled laboratory models

It means either the dose is wrong, the compound doesnt work for you, the product quality is poor, or the effect size is below what you can detect subjectively