Don't pass up the opportunity to try the Brazilian soft drink called Guaran made from Amazonian berries. In fact, Coca-Cola bottles their own and call it Ta . Pitanga and cashew juices. Breads and Pasta Your supermarket will have a good selection of breads and pastas, which Brazilians eat a lot of. Pet foods are few and extremely expensive in Brazil.
Most people buy bones and cheap cuts of meat and cook meals for their pets at home.
All the best supermarkets now have a considerable amount of goods from the US, Argentina, Uruguay and other countries. So, yes, you will be able to buy American potato chips and cereals and so on. For a hefty price, of course. Loading the trunk with goodies.