green tea l carnitine caffeine Laperva True Lean BioTechUSA Super Lipo Caffeine-Free Supplement

& Dinis-Ribeiro, M

Although some research suggests that L-carnitine might improve blood sugar control in people with diabetes, most research shows that L-carnitine does not have this effect

It's found naturally only in animal-based protein sources

Res Microbiol 149, 211219

Over-the-counter L-carnitine supplements are regulated as food products by the Food Standards Agency and are not subject to the same rigorous clinical evaluation required of licensed medicines

One months red meat diet consumption had been shown a significant increase in plasma carnitine levels, relative to either non-meat or white meat diets (34)