Pet Digest

  Rosemary Extract in Pet Food: Natural Preservative or Hidden Risk? In recent years, more pet food companies have shifted away from synthetic preservatives like BHA, BHT, and ethoxyquin. Instead, many brands now highlight “natural preservatives” on their labels—most commonly rosemary extract. Rosemary extract is valued for its natural antioxidant properties, but some pet parents have concerns about whether it may be linked to seizures in dogs. Let’s break down what rosemary extract is, how it’s used, and what the science says about its safety. --- What Is Rosemary Extract? Rosemary extract is derived from the rosemary plant (Rosmarinus officinalis), a common culinary herb. In pet food, it isn’t used for flavor but for its antioxidant compounds, particularly carnosic acid and rosmarinic acid. These compounds help slow down the oxidation of fats and oils in kibble and treats, extending shelf life and preserving nutritional quality. Pet Food Institute – Preservatives --- Why Is Rosem...