Comment by amarcheschi

Up until not too much ago we also extracted musk essence from the anal glands of white belly musk deer. Another interesting thing is oud. It's a resin produced in aquilaria trees when infected with a specific fungus, and it can cost tens of thousands of dollars per kg. I think one of the first famous commercial Perfumes to use it was m7 by ysl, you can read an article on it on fragrantica: https://www.fragrantica.com/news/Yves-Saint-Laurent-M7-Revis...