Frequently Asked Questions

General Information

What are your hours of operation?

Customer Service Center Hours: 8:00am - 5:00pm Central Time (CT)

How do I chat online with a live agent?

Click the chat icon in the bottom right corner of this page to be connected with an available agent during customer service hours.

What is the phone number for the customer service center?

Our customer service center can be reached at 800-680-0954 or +1 972-349-7623

How do I email the customer service center?

You may email our customer service center at

How do I fax the customer service center?

You may fax our customer service center at 972-349-7715

What is the customer service center's mailing address?

Mail Checks / Money Orders to:
American Society for Nutrition c/o NUTRITION 2021
211 Corporate Blvd, Suite 300
Rockville, MD 20850

How will I get my confirmation?

Your confirmation will be sent to the email address used during the booking process.