Contact Us

Intensive Nutrition client service representatives are available M-F, 8:30 am to 5 pm (Pacific Time) to answer questions OR to accept phone orders. 'After hours' requests will be handled the next business day. If calling during non-business hours, please leave a voice mail with contact information. Please feel free to send us a fax or email with your question!

Telephone: 1-800-333-7414 or 510-632-2370
Fax: 510-632-8561
Email for General Questions and Order Questions: customerservice@intensivenutrition.com
Product Questions: askolivia@intensivenutrition.com

Mailing address: 1972 Republic Avenue San Leandro, CA  94577

We want to make sure that your experience with us exceeds your expectations. If you have any suggestions, comments or are unsatisfied with the service you have received in any way, please email Olivia Melaugh olivia@intensivenutrition.com