Help & Frequently Asked Questions

You've got questions? We're eager to answer them.

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The WonderSlim Customer Care Team serves our customers Monday through Friday from 9am to 6pm Eastern Time. It's a simple and fun way to get the product info you need from the people who really know the WonderSlim and weight-loss world.

If we can't answer your question immediately, we'll find the answer for you. We are very persistent people.

Toll-Free and Friendly:

Call us and speak to a real, live, caring human being located in our office in Wilmington, NC. We continue to earn a reputation for superior customer service just by treating people the way we'd like to be treated. We firmly believe you deserve outstanding service each and every time you call. Let us prove it to you.

Our knowledgeable, efficient and friendly crew is available at 1-800-295-7600  Monday through Friday from 9am to 6pm Eastern Time to answer all your questions.

WonderSlim Diet Plan FAQ's

Have WonderSlim Diet Plan questions? Please visit the WonderSlim Diet Plan FAQ's.

WonderSlim FAQ's Click a question to show/hide the answer.

WonderSlim Guarantee

With WonderSlim products, weight management has never been so delicious! – And that's 150% guaranteed!

If WonderSlim and MommySlim products are not the most satisfying weight management foods you’ve ever tried, simply return any of the following within 60 days of purchase and we’ll give you a 150% refund (less shipping) of your WonderSlim product purchase price, or an exchange for product(s) of equal price, no questions asked. Shipping charges, if applicable, are non-refundable. International orders may be returned for a refund only.

WonderSlim items eligible for refund or exchange:
  • Any unopened, unused box, case, bottle, bag or container of WonderSlim or MommySlim products
  • Up to 1 (one) partially used 7-serving box per unique product (ie. per flavor, sku)

To return or exchange items as listed above, please complete the Returns/Exchange Request Form below and include it with your shipment. It’s that simple! Once we receive your returned items, we’ll process your request and send you an email confirmation with the details. Any refunded payments will be noted. To ensure proper credit to your account, we recommend that you use FedEx, UPS or Insured Parcel Post for shipment of returns. Please save your shipping receipt and tracking information until your return is processed. If you have any further questions, please call Customer Service at 1-800-295-7600.   PDF IconReturns/Exchange Form

We dislike spammers, scammers and other on-line predators as much as you do. WonderSlim does not and will not sell your email address to any other company. The information we collect on our site is used to make your experience more efficient. Changing your email preferences or unsubscribing from our promotional mailings is as easy as clicking on the link on the bottom of each mailing, unchecking a few boxes and clicking a button. We value and protect your privacy.

Secure Shopping Promise: We guarantee that your order will be transmitted securely and that you will not be liable for any unauthorized charges appearing on your credit card as a result of shopping here.

WonderSlim uses only the most secure servers and technologies. To further protect you, our site is tested and certified by McAfee Secure on a daily basis. All information sent from your computer to – including credit card numbers and passwords – is encrypted using Secure Sockets Layer (SSL). All hardware and software resides in a world-class, high-security data center with access limited to authorized personnel. The only systems that have access to your credit card and billing information are the ones used to process your order. is dedicated to maintaining these high security standards and continuously reviews its policies and practices to protect your information.

For more information on our Privacy Policy please click here. accepts online payment with Visa, Mastercard, American Express, Discover Card and Paypal. If you prefer to pay by Money Order, please send a prepaid Money Order made payable to WonderSlim, Inc. to the following address:

c/o Diet Direct, Inc.
3200 Corporate Drive, Suite B
Wilmington, NC 28405

WonderSlim does NOT accept personal checks at the present time.

North Carolina state law requires us to charge applicable sales tax on all orders shipped to North Carolina. We do not charge sales tax on orders shipped to other states.

We offer FREE Ground Shipping within the Contiguous United States on orders of $69 or more (after discounts and excluding applicable taxes). Orders of less than $69 receive $7.99 Flat Rate Shipping within the Contiguous United States. For all other orders, shipping cost is calculated by the shipping carrier based on shipping method, package weight and shipping region. In these cases, we will charge you what the carrier charges with no WonderSlim handling fee. Faster shipping options and International Shipping fees are explained in the Shipping Details section of our site.

Once you place your order, we do everything in our power to get it headed in your direction quickly. Although orders placed by 8am Eastern Time are guaranteed to ship the next business day, we generally ship them the very same day. We ship Monday through Friday. Weekend orders are shipped on Monday and holiday orders ship the first business day after the holiday.

Standard Ground Shipping is done through FedEx Ground or US Mail. Ground shipping generally has a delivery time of 2 to 5 days within the Contiguous United States. Faster shipping methods are also available at an additional cost. For more details on international shipments, expedited options, or approximate delivery times within the United States, please consult the Shipping Details section of our site.

If an item you ordered is out of stock when we receive your order and will not be available within 48 hours, we will send you the items that are in-stock without delay. Backordered item(s) will be sent at our expense as soon as they become available.