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5 Sources of Body Odor That Aren't Just Sweat | What the Stuff?!

Key Facts In This Video

  1. Trimethylamine, a chemical produced by gut bacteria, can smell like rotting fish or urine. 00:33

  2. Researchers think that elderly people develop a distinct smell because of changes in the skin's glands and secretions. 01:16

  3. Diabetic ketoacidosis occurs when the body lacks insulin and breaks down fat for fuel, causing a sickeningly sweet aroma. 02:18