Contact Us | OPTIFAST

Contact Us

We are delighted to hear from our consumers. Your questions and general feedback are important to us.

Call Us

If you have read the information available on the OPTIFAST® website and still need more information call the OPTIFAST® hotline 800-662-2540

Monday - Friday 8am - 8pm ESTSaturday 9am - 5pm EST

Submit a Question or Comment

Please complete the information below then click the submit button. In order to provide the best customer service, please provide all of the information that we will need to respond to your request.

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Enter your questions and comments in the box below. Please provide all the information that we will need to fulfill your request.

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Write to Us by Mail

To mail us a question or comment, please send it to this address:

Nestlé HealthCare NutritionConsumer and Product Support445 State StreetFremont, MI 49412

*Please note that we cannot provide answers to personal medical questions; for these, you should contact your physician. Complaints about our products are best discussed by phone to get the right information for follow up. If you have specific product issues, please call us directly at (800) 662-2540.