Shipping & Returns

Shipping Policy


Holiday Shipping Notice:

In observance of Columbus Day, the post office will be closed on Monday, October 14, 2019. This weekend only, all orders received prior to 12:00 noon ET on Saturday, October 12 will ship Saturday via USPS Priority Mail 1-3 Day. Orders received after 12:00 noon ET on Saturday, October 12 will ship Tuesday, October 15, 2019.

End of holiday shipping notice



Now Shipping Internationally!

C4 Healthlabs is now shipping direct to Australia, Belgium, France, Hong Kong & the United Kingdom with UPS FLAT RATE INTERNATIONAL SHIPPING for $30 + applicable duties & taxes. As we continue to add other countries we will update them here. Coming soon! UPS International Flat Rate Shipping to The Philippines.

End of shipping service alert


Orders are processed and shipped Monday through Friday. Orders received before noon EST are shipped the same day. Most orders are shipped within 24 hours from the order date. Orders placed on Saturday and Sunday, and on select holidays are processed the next business day.

We ship all orders via U.S.P.S Priority Mail 1-3 Day*. Orders shipped during U.S. Postal Service holidays will be delayed. We also offer an upgrade to U.S.P.S. Priority Mail Express for an additional charge. In most cases, Priority Mail Express in delivered in one business day, but some locations may be 2 days.

*In most cases, the expected delivery date printed on your shipping confirmation will reflect a delivery time of 1, 2, or 3 business days and is based on origin, destination, and drop-off time. The expected delivery is not guaranteed. If you require a guaranteed delivery date, please select upgraded shipping to U.S.P.S. Priority Mail Express 1-Day for an additional charge. Exceptions apply. Please visit for details.

Note: If we are unable to process your order due to inaccurate or incomplete payment or shipping information, your order processing may be delayed an additional 2 business days.

Return & Exchange Policy

If you are not fully satisfied with your purchase, you may request a full refund of the purchase price via email within 30 days*. The customer is responsible for return shipping costs. Product must be returned to receive a refund. Once the product is received a refund will be issued.

  • *Returns only allowed on the first bottle
  • *Returns only allowed on 500 mg and 1000 mg products; 2000 mg products are not eligible for return
  • *Limit one return per household
  • *Refunds exclude shipping costs
  • *International orders are not eligible for return