Honestly? Not many. But you should know that if you have super sensitive eyes or allergies to cosmetics, do a patch test first. Your lash tech should offer this. Don’t be shy—ask!
And yes, you’ll be tempted to stare at yourself in every reflective surface for the first week. Consider yourself warned. Traffic mirrors, phone screens, even shiny spoons—you’ll catch your reflection and think, “Dang, I look good.”
Also, you might become a bit of a lash snob. After experiencing the lift, extensions might feel too heavy, and regular curls will seem so ordinary. But that’s a good problem to have, isn’t it?