Question

Is There any scientific research suport for Orthotropics or Mewing?

Answer 1

Yes, Of Course. These are research suport Orthotropics or Mewing:

Answer 2

There is no serious research that suggests mewing can change the shape of your jawline or help with other issues. Experts say it's unlikely you'll see any permanent change. Instead, if you want to strengthen your jawline, consider these jawline exercise tools.