GEL-KAM Flour Gel Mint 4.3 OZ Pack of 2 - Colgate Gel-Kam Preventative Treatment Gel is a 0.4% stable stannous fluoride gel that has been shown to be an effective decay-preventive home-use gel that can be of significant value when used as directed in a conscientiously applied program of oral hygiene and regular professional care. With regular use it also has been shown to relieve sensitivity in otherwise normal teeth. NDC Code(s): 0126-0165-93 0126-0192-93