A fishy tasting steak is an indicator that your beef is old. As meat breaks down, it can release TMA, a compound responsible for unpleasant, fishy flavors. Did You Know? Some people report a fishy smell after supplementing with L carnitine. This happens because certain gut bacteria convert carnitine to trimethylamine, a malodorous compound found in rotting fish. Pure Product Australia L Carnitine L Tartrate (1KG) : Amazon.com.au: Health, Household & Personal Care Kelly lives with a rare condition called Trimethyla Minuria meaning she always smells of fish #truly #borndifferent #rarecondition #metaboliccondition #bodyodor #selfconfidence #nightshift #fyp