Published human data is minimal, and FDA reviewers concluded in 2026 that available evidence does not support effectiveness for the indication reviewed
The diagnosis is established by demonstrating abnormally low plasma free carnitine concentrations, reduced carnitine transport of fibroblasts from skin biopsy, and molecular analysis of the gene coding for OCTN2 (33, 34)
In the pancreas, it enhances glucose-dependent insulin secretion whilst suppressing inappropriate glucagon release, thereby improving glycaemic control
But then the science kept progressing
These factors, combined with robust clinical evidence demonstrating efficacy in glycemic control and weight management, ensure North America retains the largest market share for GLP-1 receptor agonists globally
Under non-stressed GSH concentrations, GSH-conjugation of AQ-QI and DEAQ-QI was twofold higher in GSTP1 -transfected cells ( Figure 5A )