l carnitine bowel movement L-Carnitine Injection HOMEKIT L-carnitine: Science-Backed Benefits, Risks, and
Description
Curcumin induces mitochondrial apoptosis in human hepatoma cells through BCLAF1-mediated modulation of PI3K/AKT/GSK-3 signaling
(His department oversees the FDA.) But FDA does take action occasionally

Rinaudo M (2006) Chitin and chitosan: properties and applications

Journal of Cell Biology 146 , 12391254, doi:10.1083/jcb.146.6.1239 (1999)

However, all observed effects derive from animal models and in vitro research systems

