I had emailed KPaquatics, aka sealifeinc and Kara replied with this:
The Berghia Nudibranch, may eat it. I don't really know 100% as we do not
collect or sell that species of anemone. If it is anything like the
Aiptaisia, I know that both the peppermints and the Berghia Nudibranch will
eat...