The diet is marketed with questionable claims about how it can treat a large number of human health conditions.
[1] The Rosedale diet is not based on sound science, and there is no evidence it is safe or effective.
[1] The diet falls into two parts, both of which have lists of restricted and permitted foods.
[2] Harriet Hall has written that the book describing the diet is a "puerile effort" in comparison to Gary Taube's book Good Calories, Bad Calories which at least attempted to have a scientific basis.
Hall writes that "neither Mercola nor Rosedale can be recommended to anyone who is interested in science-based medicine".