Obviously not Dino pee. The molecules have been on earth a very long time and have made their rounds through the Water Cycle and have been in dinosaurs, glaciers and plankton.
But it’s all purified through the distillation inherent in the Water Cycle.
This and other nutty "science" stories I'm running across these days, make me wonder if schools even teach fundamental science like the Water Cycle these days -- assuming the teachers were taught it themselves.