Men rubbed lead into their scalps to hide gray hair. π . . . Grecian Formula 16, launched by Combe Inc. in 1962 and sold at every American drugstore, used lead acetate to gradually darken gray hair. It stayed on shelves for decades. The FDA finally banned lead acetate in hair dye on October 31, 2018, after research showed the metal transferred from scalps to pillows, steering wheels, and children's hands.
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