Nuts and Seeds. Raw, fresh nuts, such as almonds, pecans, walnuts, cashews and Brazil nuts are loaded with beneficial nutrients. The same goes for raw seeds, including sunflower seeds, pumpkin seeds, sesame seeds and flax seeds. These foods also don’t tend to include colorings and preservatives.However, always read ingredient labels, because some of these foods do contain such additives and preservatives.uts and Seeds. Raw, fresh nuts, such as almonds, pecans, walnuts, cashews and Brazil nuts are loaded with beneficial nutrients. The same goes for raw seeds, including sunflower seeds, pumpkin seeds, sesame seeds and flax seeds. These foods also don’t tend to include colorings and preservatives.