is l-carnitine a b vitamin L-Carnitine
Description
PMID: 21224234

A meta-analysis of 43 trials revealed that carnitine supplementation in doses ranging from 500 mg to two grams daily anywhere between two and 54 weeks significantly decreased body weight and fat mass (7)

It highlighted gaps in long-term data beyond 612 months and heterogeneity in dosing protocols [5][26]

Weight Loss By transporting fatty acids into the mitochondria for energy production and controlling fat breakdown and formation, carnitine supplementation may offer weight loss benefits
(PubMed) Fried LP, Ferrucci L, Darer J, Williamson JD, Anderson G

Kraemer WJ, Volek JS, French DN, Rubin MR, Sharman MJ, Gomez AL, Ratamess NA, Newton RU, Jemiolo B, Craig BW, et al
