top l carnitine supplements 2018 Acetyl-L-Carnitine Supplement Review & Picks 10 Best L-Carnitine Supplements (NaturaLife
Description
A dosage calculator has the same limitation

An unapproved, more-potent, IGFBP-resistant analog with no human safety data cannot be assumed to be safer, and by mechanism the same hazard categories are at least theoretically relevant

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PMID 29082168

Similar tables have also been published previously (e.g., Betke et al , 1967
