All the ingredients we use in our food are there to fulfil a specific role such as providing nutrition, improving safety, enjoyment or owner satisfaction. It is Mars policy never to use low quality ingredients. We have strict specifications for our recipes and will never compromise on quality. For example, all the animal derivatives that we use are from animals that have been passed as suitable for human consumption and we fully comply with the European regulations on sourcing and processing of animal materials. Mars has strict ingredient specifications as well as quality and vendor assurance programs designed to ensure the quality and composition of our products.