Quest Diagnostics and Vitamin D Testing

At Quest Diagnostics, the world leader in diagnostic testing, information and services, we are committed to providing the most highly reliable Vitamin D testing services. We achieve this goal by using the most innovative technologies available and implementing rigorous quality control measures that well exceed industry standards.

Please explore this web site to learn more about Vitamin D testing and how we provide exceptional Vitamin D testing services using our advanced LC/MS/MS method.

At Quest Diagnostics, we value our customers, including physicians and the patients they treat. We look forward to continuing to serve you with new and innovative diagnostic testing options in the future.

For more information about Quest Diagnostics, please visit our company web site at www.questdiagnostics.com.


NEW VIDEO: Vitamin D Testing -- Why it Matters, How it's Done

View the Video Transcript here.

You know Vitamin D influences health. But did you know that there are two types of Vitamin D? Or that laboratories use different testing platforms to measure the vitamin? In "Vitamin D Testing -- Why it Matters, How it's Done," experts from Quest Diagnostics and Harbor UCLA Medical Center provide an overview on Vitamin D and how two common testing technologies measure levels of the vitamin in the body.