Could be a hefty amount of Botox, I have the same to lift the tail end of my brows. More extreme would be a brow lift and I don’t think she’s gone off the radar long enough for the healing time?
Before anyone says threads, it’s not. No doctor worth their salt will do PDO threads, there are too many complications and they don’t last, we would also see some puckering at the temple. She’s clearly going to a good practitioner now and getting much better quality work done, but it’s clear she’s not all natural.