No, not the musical artist who sang the graduation song (that's Vitamin C). Vitamin K has been in the news a little bit lately because it's often given as a shot to newborns. Dr. Sydnee talks about the history of its discovery, what it is for, why it's important, and why in the world it's called Vitamin K. Music: "Medicines" by The Taxpayers https://taxpayers.bandcamp.com/ Marsha P. Johnson Institute: https://marshap.org/