About Us

My Supplement Store has been around for over 15 years now serving the fitness enthusiasts of the world. The team here loves what we do and are looking forward to helping you in any way necessary to help you reach your goals.

All of our associates are big into all different type of fitness! Customers love speaking with us! Why? Because we have a wide range of fitness lovers working at My Supplement Store. We have some interested in weightlifting, others doing bodybuilding shows, some love Crossfit, others love cardio or yoga. With such an array of skills at our company, we can help answer any questions that you may have!

My Supplement Store has been around since 2002 and is located in the suburbs of Chicago. We even have numerous retail stores, our main one being in Naperville, IL as Capitol Nutrition, if you want to stop by to make a purchase of just say hello! We have been able to keep our business going because of our amazing prices, worldwide shipping, awesome selection of vitamins and supplements,as well as our free shipping over $99,which everyone absolutely loves...I mean who doesn't love free shipping! And if spending less than $99? Only $5 to anywhere in the USA!

But Who Cares What We Think...What do Customers Think?

My Supplement Store has 1000's of reviews. Check out what customers are saying on these 3rd party unbiased review websites!

Our Team is Here Monday - Friday

Ever shop with a company that just has an email address? Oh we hate that! That's why Monday through Friday 8am to 5pm central time, you can call us, email us or even chat with us live through our website. Call us about your order, with questions about products, or just tell us about your awesome day, we love talking to you!

Still Not Convinced?

  • We only sell fresh supplements. No expired ones!
  • Most of our orders ship out same or next day from Chicago!
  • Not in the USA? No problem! We ship to over 150 countries!
  • Find a lower price from a competitor? We price match!
  • All our products ship right from our warehouse, not a 3rd party drop shipper like many companies out there!

Contact Info

Contact us at (877) 505-1777 or (708) 326-4819. Our team is ready to help you 8am to 5pm Central Standard Time. Feel more comfortable emailing us? Shoot us an email at info@mysupplementstore.com - We look forward to serving you! Or visit us at 10116 W 191st St, Mokena, IL 60448 at our retail store, Capitol Nutrition.