Frontiers A mixture of postbiotics tyndallized probiotics reduces trimethylamine (TMA) in trimethylaminuria models: Evidence from in vitro and in vivo studies CUD Deficiency Primary Carnitine Deficiency Optimizing endurance performance in elite swimmers: effects of L carnitine supplementation and hydration strategies Applied Water Science Springer Nature Link L Carnitine: Benefits, side effects, and dosage Understanding the Role of Carnitine in TPN and IDPN Therapy