BEFORE AND AFTER: 2 months
Here you can see how ChiosGum effectively tones the jaw muscles when trained. These were taken before and after 2 months of training with 15 minute sessions every day.

Here you can see how ChiosGum effectively tones the jaw muscles when trained. These were taken before and after 2 months of training with 15 minute sessions every day.
The masseter is the muscle responsible for closing your mouth. When you chew ChiosGum you are working out this exact muscle. With regular jawline exercises it grows in size, just like any other muscle in your body. This creates the appearance of having a defined and sharper jawline.