Please fill out the form above if you:
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If you would like to speak directly to one of our customer support representatives, please call toll free at (800) 818- 7590 (Outside the US, call (443) 353-4356) . Our hours of operations are Monday – Friday from 8 am – 11 pm Eastern Standard Time.
To make changes to account information, including e-mail, credit card or address, click here.
If you need to return supplements, please mail them to:
New Summit Nutritionals
INH Products – Returns Dept.
1900 Industrial Park Drive
Federalsburg, MD 21632
Written correspondence can be sent to us at:
PO Box 969, Frederick, MD 21705 USA