You can shop at Optimum Nutrition with confidence. We have partnered with Authorize.Net, a leading payment gateway since 1996, to accept credit cards and electronic check payments safely and securely for our customers.
The Authorize.Net Payment Gateway manages the complex routing of sensitive customer information through the electronic check and credit card processing networks. See an online payments diagram to see how it works.
The company adheres to strict industry standards for payment processing, including:
Optimum Nutrition is registered with the Authorize.Net Verified Merchant Seal program.