This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
I was digging into this question and only found that it might be leftovers of whatever they feed the cells (which also no longer includes anything from live or harvested animals, which is cool). CYA covers that and so much more so I think you’re right.