*If stain persists, it may be permanent. Continue to follow directions to minimize permanent yellow stain until stained area can grow out.
*Takes even the worst yellow stains out of hair and gives dull hair of every color a more brilliant sheen. It leaves hair silky, shiny and smelling good.
*Apply to wet hair, massage in until blue suds turn white. Soak for two to five minutes, then rinse well before repeating, if necessary.