A Pilot Clinical Trial on L Carnitine Supplementation in Combination with Motivation Training: Effects on Weight Management in Healthy Volunteers Does L carnitine help limit hair loss? Typology Did You Know? Some people report a fishy smell after supplementing with L carnitine. This happens because certain gut bacteria convert carnitine to trimethylamine, a malodorous compound found in rotting fish. Effects of l carnitine supplementation on weight loss and body composition: A systematic review and meta analysis of 37 randomized controlled clinical trials with dose response analysis ScienceDirect Carnitine and Acylcarnitine Analysis Service LCMS MS Quantification Creative Proteomics Chronic acetyl L carnitine treatment alleviates behavioral deficits and neuroinflammation through enhancing microbiota derived SCFA in valproate model of autism ScienceDirect