Grandma's Secret Spot Remover removes: Stamping Inks, Paints, Pencil Marks, Yellowing, Oil, Blood, Grease & Glue. It works. Grandma's Secret Spot Remover works like no other spot remover, doing a terrific job at removing those stains that seem impossible to get out. It is capable of even removing old stains that have been through the dryer. Best part is that it is concentrated. Just one 2 oz. bottles can last you up to a year with normal use.Environmentally friendly and safe, too. Contains no Chlorine or Phosphates and is Biodegradable.