Since we published the article on hair lotions ... For a few cents a person may color his red or grey beard by the above methods a splendid black, rivaling that of the darkest crow.

Some people have red beard hair, but not red head hair ... the shades are dependent on two sorts of melanin: eumelanine (black pigment) and pheomelanine (red pigment)," Petra Haak-Bloem ...