l carnitine usana H2O L-Carnitine Immunity Water Amazon.com: Best Naturals Acetyl L-Carnitine
Description
Lee BJ, Lin JS, Lin YC, Lin PT

Rev Gastroenterol Mex
Once inside the mitochondria, carnitine palmitoyltransferase II (CPT II) releases the acyl-CoAs, allowing it to undergo beta-oxidation to produce acetyl-CoA, which enters the citric acid cycle and subsequently generates ATP [6]

Liquid chromatography-tandem mass spectrometry (LC-MS/MS)-based quantitative methods are one of the most commonly used techniques, with the advantage of being able to efficiently separate and detect a variety of carnitine and its derivatives, including free carnitine, acylcarnitine, and their isomers and odd forms

If symptoms are present they can include abdominal pain, diarrhoea, tiredness and weight loss
