l carnitine et fatigue metabolism and fatigue. Medical conditions that may present Incorporating Momentous Acetyl L A randomized, double-blind, placebo-controlled trial
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[DOI] [PubMed] [Google Scholar] 187.Keller D.W., Polakoski K.L
Is it OK to take carnitine supplements every day

Try taking 1500-2000 mg daily, divided into two doses (one in the morning and one before exercise)

[DOI] [PubMed] [Google Scholar] 21.l-carnitine protects human hepatocytes from oxidative stress-induced toxicity through Akt-mediated activation of Nrf2 signaling pathway

However, if you want to take advantage of the other benefits (recovery and weight loss support), taking it after exercise can also be effective
