If you want to use the cg method, all of your conditioners have to be silicone free. Last time I checked all of the suave naturals conditioner line had silicones. If you continue to use it, you will need to use a clarifying shampoo or a sulfate free shampoo that has bentaine high on the ingredient list. You won't be able to exclusively cowash because most silicones can't be cowashed out. Check out the article the scoop on silicones.