PurinaTestDiet Image Test Image

TestDiet® produces exactly what you require to obtain data you can trust.

The TestDiet® division formulates and produces custom grain-based and purified diets for animal research in academic, government, and pharmaceutical laboratories around the world.


About Diet Formulas

Many factors determine what kind of diet and what formulation methods best serve your research. Click to read more about several of those factors.


Forms of Diet

All diets are available as pellets and powder (or meal). Most can be formed into tablets (or "precision pellets"), and many can be made into concentrates for suspendable or nearly-soluble liquid diets. Read more about our diet forms.


Storage and Shelf Life

Read about proper storage techniques for each of our diet and formulations.