Does L carnitine cause fishy body odor? Surprising Truth and Solutions Tonum Understanding the Side Effects of L Carnitine Injection and When to Seek Medical Advice Comparison of short term and long term effects of peroral L carnitine intake: clinical implications of elevated TMAO levels in cardiovascular complications Trimethylaminuria: Understanding and Treating Fish Odor Syndrome Trimethylaminuria, or fish odour syndrome is an uncommon condition that causes an unpleasant, fishy smell. The body is unable to turn a strong smelling chemical called trimethylamine produced in the gut when