l- carnitine l-tartrate L-Carnitine – 1000 mg for Energy & Fat Metabolism Support L-carnitine (L-Tartrate) - 60 capsules

doi: 10.1038/ncomms2266 81

Additives support the process by improving energy, reducing side effects, and protecting muscle, but they do not directly cause additional weight loss

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BMC Nephrol 22 , 162 (2021)

Evidence for a link between gut microbiota and hypertension in the Dahl rat

crassa (Kang et al., 2013) did not result in a biosensor response that would indicate improved L-carnitine levels and the supplementation of lysine and methionine as precursors did not change this outcome (data not shown)