GNC
(618) 589-9500
1222 Central Park Drive, Suite 107, O'fallon, Illinois, 62269
Business hours
| Monday | 10:30am to 7:30pm |
| Tuesday | 10:30am to 7:30pm |
| Wednesday | 10:30am to 7:30pm |
| Thursday | 10:30am to 7:30pm |
| Friday | 10:30am to 7:00pm |
| Saturday | 10:30am to 5:00pm |
| Sunday | 11:30am to 4:30pm |
About us
GNC aims to inspire people to live well. Whether someone is an athlete or just starting to focus on their health, we want to deliver the cutting-edge, efficacious ingredients and products they deserve.