“The issue is, Botox takes a good 10 to 14 days to kick in, and when it’s at that peak period of two to four weeks, it’s very hard to move your upper lip,” she explained, adding that it ...

“Injecting Botox strategically into the upper lip causes the muscles in the area to relax,” says Dr. Dendy Engelman, M.D., a board-certified dermatologist in New York City.

Even during COVID-19 lockdown, some influencers are hitting up shuttered spas and clinics for Botox and fillers — while others go DIY.

During the lip flip procedure, there is a quick nonsurgical injection of Botox into the muscle above the top lip. I found this to be almost pain-free aside from a slight sting and it was over in ...

2. Muscle Weakness Botox injections work by blocking nerve signals and weakening muscles. You may notice a feeling of weakness in the muscles surrounding your injection site.

The injections " [relax] the muscles around your upper lip," which in turn creates a "flip" upward, making them appear a little larger than normal.

Unlike getting Botox, which Palmer calls a breeze, lip injections are more of an intricate process. “Doctors thread the needle in and out your lip, your skin, or your white roll,” she explains.