comprehensive testing
NOW’s dedication to testing raw material through finished product sets us apart from many other manufacturers. We maintain in-house laboratories, instruments, and staff that allow us to analyze faster, be more adaptive, and provide fresher products, all at reduced costs for our customers.
NOW Performs Over 16,000 Analyses and Tests Each Month
When it comes to guaranteeing the quality of more than 1,400 clean, natural products, testing and scientific analysis make the difference. Very few companies, if any, have the facilities, instrumentation, and staff to test their ingredients and finished products in-house like NOW does. We perform approximately 16,000 tests on a monthly basis, all of them in our own facilities using our own cutting-edge instrumentation and performed by our own trained scientists.
NOW’s World-Class Labs

Quality By The Numbers

Sports Nutrition Safety Testing

Essential Oil Identity and Purity Testing

Verified Probiotic Identity and Potency

Clinical Studies: Ingredient Bioavailability Evidence

“We routinely test for not only identity but also for purity, heavy metals, pesticides and agricultural chemicals, and possible adulterants including pharmaceuticals. We conduct more than 16,000 tests each month at multiple stages of production. We’re one of the few manufacturers that have this kind of in-house testing capability."

Slideshow: NOW’s Testing Sets Us Apart
Did you know that NOW owns and operates one of the most advanced private laboratories in the natural products industry? View NOW’s Testing Sets Us Apart to learn more about the cutting-edge technology NOW employs to guarantee the quality and purity of our products.