How many poppy seeds does it take to make a drug test go positive? Gordy digs into the strange overlap between breakfast bagels, opium poppies, and the science of urine testing thresholds.This episode of Smartest Year Ever explores how Papaver somniferum (the opium poppy) ended up blurring the line between a harmless poppy-seed muffin and a failed drug screening. From the Sumerians calling it the “joy plant,” to modern federal workplace drug testing standards, to the World Anti-Doping Agency’s poppy seed warnings, this is a story that proves even everyday foods can carry bizarre consequences.If you’ve ever heard about the “poppy seed defense” or wondered why morphine metabolites show up after eating certain baked goods, you’ll want to stick around. This episode breaks down the history, the chemistry, and the testing thresholds that still make this issue relevant today.Stay tuned—because the real answer to “How many poppy seeds will make you fail a drug test?” isn’t as simple as you think.Sources:Cassella, J. P., & Wu, A. H. B. (1997). Testing for opiates: Morphine and codeine in urine after poppy seed ingestion. Journal of Analytical Toxicology, 21(6), 467–470.United States Department of Health and Human Services. (1998). Mandatory Guidelines for Federal Workplace Drug Testing Programs. Federal Register.ElSohly, M. A., & Jones, A. B. (1995). Morphine and codeine in poppy seed products. Forensic Science International, 71(2), 129–136.World Anti-Doping Agency. (2023). Poppy Seed Consumption Advisory for Athletes. #DrugTesting #FoodFacts #DailyFacts #DidYouKnow #SmartestYearEver #poppyseeds #funfacts #falsepositives Music thanks to Zapsplat.

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