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Intense physical activity stimulates the body to tap into its fat stores more readily, relying on L-carnitine to shuttle fatty acids into the mitochondria for oxidation

However, L-Carnitine is not a magic fat burner

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1.4 Important Limitations Because of the risk to the fetus of decreased IQ, neurodevelopmental disorders, neural tube defects, and other major congenital malformations, which may occur very early in pregnancy, valproate should not be used to treat women with epilepsy or bipolar disorder who are pregnant or who plan to become pregnant unless other medications have failed to provide adequate symptom control or are otherwise unacceptable