Yahoo
GNC Nutrition & Supplement ·$$

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.

Website: stores.gnc.com

Phone: (760) 510-1568

Interested in our services?

Open now

  • Tue 10:00 AM - 8:00 PM

595 Grand Ave, Ste F-102 San Marcos, CA 92078 ·2148.82 mi

Is this your business? Verify your listing

Reviews

yelp
4.5 42 reviews
5 star
30 4 star
4 3 star
1 2 star
4 1 star
3
Shawn F. 06/02/26

Prices got lower here and I am satisfied with my purchases for my preworkout of Edge of Insanity

More
Bennyandyhrjets R. 04/30/26

First of all I hear about a sale for 1$ drinks at the GNC stores I walk 2 miles for this deal. The guy said the deal wasn't available at this location. Fine that's alright I have money so I grab...

More
Ian F. 06/07/26

This GNC has great low prices and staff was very helpful with getting me all checked out. They helped me get what's best for me!

More
Dennis D. 09/21/25

Shout out to Yngwie! Not only did he find me the best deals to use up my points I had accumulated, but after I left the store he called me on my cellphone to explain one of the transactions. Hip...

More
Ariana S. 02/01/26

Shoutout to the man who helped us out, Yng Ve! Very kind, knowledgeable, and helpful! Made our experience worthwhile

More
Advertisement
Mobilize your Website
View Site in Mobile | Classic
Share by: