Hello @thecryptofiend, you maybe surprised of the amount of research done on these supplements.
Dr. Eldon Dahl whom I have worked with has been doing the research for 30+ years. https://lifechoice.net/about-us/
Check out this study:
https://lifechoice.net/wp-content/uploads/2015/03/Acetyl-L-Carnitine-R-Alpha-Lipoic-Acid-Dietary-supplements-make-old-rats-youthful.pdf