Quality Assurance


Family-Owned Since 1970Professional+ is part of the Diamond Pet Foods family of brands. Diamond Pet Foods was born in 1970 as the result of one family’s commitment to the idea that every pet deserves the very best. From scientific solutions to holistic nourishment, we promise you that every product we produce is made using quality ingredients and delivers tasty, wholesome nutrition at a value you can appreciate.

Our Commitment to Quality

At Diamond, we only make products that we’d be proud to feed to our own pets. Nothing is more important to us than the safety of our products. We adhere to stringent and scientifically advanced food safety protocols and constantly monitor and test our raw materials, production environment, processes and finished products. By continuously improving performance with the latest advancements in science and technology, we’ve developed a comprehensive food safety system. Here are a few of the ways we ensure quality.

On-Site Product Testing

Mycotoxin Control

Microbial Testing

Water Purification

Air Quality Control

Test and Hold

To learn more about these processes and Diamond Pet Foods, visit DiamondPetCompany.com.

Get an inside look at what goes into creating quality products. Watch the video below for a tour of one of our state-of-the-art facilities.