Weirdly, I’ve seen human skulls for sale on eBay. I’d guess there are various issues in adding them to medicines however...

But it sounds possibly more likely someone trying to get back at the company to me. I mean, what’s the marketing value of adding human skulls to your medicines if you don’t tell people about it?

Elsewhere medicines claiming to contain human flesh have been sold on the black market, it’s all pretty horrifying:

https://m.washingtontimes.com/news/2014/dec/31/chinese-canni...