Disclosed herein is an agglomeration-resistant desulfurizing product for removing contaminants from a fluid stream. The agglomeration-resistant desulfurizing product comprising a metal oxide composition for reacting with contaminants and a polymeric crystallization inhibitor for reducing the agglomeration of the desulfurizing product resulting from using the desulfurizing product. A method to produce the agglomeration-resistant desulfurizing product and a method to treat a fluid stream is also disclosed.