For almost half a century, the WALTHAM Centre for Pet Nutrition has led the world in advanced pet care research and companion animal nutrition. This includes conducting research into the nutritional requirements of dogs with leading academics and pet experts globally for publication. The WALTHAM Centre is responsible for the science behind all Mars Petcare pet food brands, including PEDIGREE Food for Dogs. This helps in the development of the Brand's best dry recipe ever, and provides all dogs with access to professional nutrition. MEET THE WALTHAM NUTRITION EXPERTS