IMPORTANT: Additional tests ordered are for your account only, and are non-transferrable.

If you're an existing customer, and you'd like to order an additional round of testing after using the one included in your annual subscription, follow these steps:

1. Visit and click Buy Now on the top right corner of the screen.

2. Click the Check Out button on the top right corner of the screen. 

3. Look for the text near the top of the screen that says, Have an account? Log In and then click Log In.

4. A dialog box will pop up. Enter your email address and password, and then click Submit.

5. Review the Order Summary on the right hand side of the screen and make sure it looks correct.

6. Fill out the rest of the page with your Shipping Address and Payment Method, then click Next.

7. Confirm your order details.

Still have questions? We're happy to help! Contact us here