Some products that can remove mildew from vinyl upholstery are Star Brite Mildew Remover and Simple Green All Purpose Cleaner. Other products include Greased Lightning Super Strength Cleaner and the Mr. Clean Magic Eraser Original.
The Mr. Clean Magic Eraser Original is designed to tackle all types of tough messes, including mildew stains. It is advantageous because the eraser itself comes ready to use, and users simply wet it and apply it to the troublesome area.
The Simple Green All Purpose Cleaner is another cleaning option that breaks down mildew and leaves the surface looking fresh and clean. The Simple Green line features a Marine Vinyl cleaner as well.