in 2015 a phd student made a yogurt using the

In 2015, a PhD student made a yogurt using the bacterial culture from her vagina, which she collected with a wooden spoon.  She described the taste as “sour, tangy, and almost tingly on the tongue”.
– WTF Fun Fact

Source: https://www.sciencealert.com/a-researcher-is-making-yoghurt-from-her-private-bacteria-because-science