Customer Service

How to Order

The easiest and fastest way to order our products is through our secure website, Our dedicated practitioner website gives you 24/7 access to place orders and learn more about our products, education and more.

Orders can also be placed over the phone with our Customer Service team by calling 800-245-4440. Our Summer hours are Monday through Thursday, from 8:30 am to 6:00 pm ET and Friday 8:30 am to 3:00 pm ET. Orders may be faxed to 888-245-4440.


Shipping Information


Most orders received by 3:00 pm ET are shipped that same business day via UPS 2-Day service.


Online Orders
Orders placed online over $100 receive free shipping by entering code DL100 at checkout**.

Phone Orders
Continental US: Shipping is free for phone orders over $300. For all orders under $300, shipping is $10.

Hawaii, Puerto Rico and Alaska:
Shipping is free for phone orders over $500. For all orders under $500, shipping is $12.

IMPORTANT: UPS does not deliver to P.O. Boxes and will only accept shipments to a valid street address.


Payment Terms

Orders are shipped pre-paid by Discover®, MasterCard®, VISA® or American Express®.


Volume Discounts

  • Shipments over $2,000 – 10%
  • Shipments over $1,000 – 7%
  • Shipments over $500 – 5%
  • Shipments over $300 – free shipping (Continental U.S. orders)

All prices, sizes, and formulations are subject to change without prior notification.


Sales Tax

Douglas Laboratories® is required to collect and remit sales tax for orders shipped to the following states: AL, AZ, AR, CA, CO, GA, HI, ID, IL, IN, IA, KS, KY, LA, ME, MA, MI, MN, MS, MO, NE, NV, NM, NC, ND, OH, OK, RI, SC, SD, TN, UT, VA, WA and WI.

If you are tax-exempt, please contact Customer Service at 800-245-4440 to discuss the documentation needed to make your account tax-exempt. If your order is placed before these documents are sent in, we unfortunately cannot refund you the applicable sales tax.


Return Policy

Unopened, unused products can be returned in the original factory-sealed packaging. Returns require preauthorization and a request for return authorization must be made within 30 days of date of receipt. Any claims of shortage or damage must be made within 7 days of receiving the package. Our warehouse must receive the return within 14 days of the authorization. Returns are subject to a 15% processing fee. Shipping costs are not reimbursed, and we will only pay return shipping costs if the return is a result of our error. Refunds will be issued after we receive and process your return. Products with lapsed expiry dates and probiotics are not accepted.


Privacy Policy

Douglas Laboratories is committed to protecting the privacy of our valued customers. Please see our Privacy Policy.


Forgot Password

If you've forgotten your password, enter your email address on the login screen and you will receive an automated email that contains your password.


Website Registration & Online Ordering

For healthcare professionals new to Douglas Labs, access to online ordering will be provided 24-48 hours after registering on our website.


Supporting Materials

Douglas Labs offers a variety of digital and printed marketing materials for use in your practice, including order forms and catalogs. All of these materials are free of charge and can be found in the Education drop-down menu under Brochures and Support Materials.


Contact Us

Please visit the Contact Us page.

For all international distribution and ordering inquiries, please email You can also visit our Global Partners page to contact the appropriate market.



**Valid in the USA for online orders only. Cannot be combined with other promotions. Free standard shipping will apply to entire order and become available at checkout.