The frozen stuff stays in the water column better. The freeze dried stuff floats more. You might be able to soak the dried stuff longer to get more water content back in it, but I never have the patients.
Rods food is a good blend, but it's mostly bigger pieces......fish food with a little taste for the coral.
Hate to mention it, but if your trying to avoid going too far, that store in Dayton that starts with "G" sometimes carries it.