Possible Health Risks associated with Raw. Possible health risks that have been associated to raw diets include concerns to animals, and the public health: 1  Complete and Balanced: A number of studies have revealed important concerns about nutritional imbalances when raw are not formulated properly.ossible health risks that have been associated to raw diets include concerns to animals, and the public health: 1  Complete and Balanced: A number of studies have revealed important concerns about nutritional imbalances when raw are not formulated properly.