There are various ways of taking L-Carnitine, but absorption of supplements by the digestive system is not as effective as we might wish. Whilst absorption into the blood via the capillaries found in the nostrils and under the tongue is more effective, much of the active ingredient is lost. Administering L-Carnitine via an injection ensures that your body gets thefull dose*and all the associated benefits.
Of course, using an injectable form of any supplement means that you need to be extra-sure about its origins. For example, many of the injectable L-Carnitine supplements found on the market are intended for veterinary purposes only (for race horses and greyhounds). Some products may contain none of the amino acid whatsoever. When buying L-Carnitine, ensure that the product you get is for humans and that it comes from a reputable