Can you substitute all bran for unprocessed bran?

Yes, you can substitute All Bran for unprocessed bran, but keep in mind that All Bran contains added ingredients like sugars and flavorings, which may affect the taste and texture of your dish. If you're using it in recipes that require a specific texture, such as baking, you might need to adjust the liquid content due to the differences in moisture absorption. Overall, it's best to consider the recipe's requirements and adjust accordingly.