l-carnitine dose multiple sclerosis Frontiers Acute L-Carnitine Supplementation Does Not
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Disruptions in the descending pain modulatory system can amplify or inhibit pain signals

The placebo capsules were prepared 3 weeks before the intervention, and packed in the same bottles that the L-carnitine supplements were repacked in

Research also suggests that L-carnitine may help facilitate increased uptake of testosterone by promoting the expression of androgen (testosterone) receptors in skeletal muscle tissue (1 Kraemer)
Therefore, the accurate determination of carnitines in both food and biological samples is of high importance

"Carnitine - Metabolism and Functions." Physiol Rev 63(4): 1420-1480
