l-carnitine vs carnitine tartrate Tartrate, Unflavored, 3.5 oz (100 g) JYM L-Carnitine L-Tartrate
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ISO administration increased lipid peroxidation selectively in the heart and reduced the antioxidant enzymes at the tissue level 52,53

In: Hill RG, editor

Hoffman DR, Birch EE, Birch DG, et al

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None of these changes were observed in the L-Carnitine group except for the arm lean mass which decreased by 0.123 kg ( P 0.05) Quality of life Participants using L-Carnitine showed a significant increase in their vitality score at week 8 relative to baseline ( P = 0.025)
