Donkey Milk?
Did the Romans really bathe in it? Why?
shareAllegedly firmed your skin up and kept you looking young.
shareAnother way to look at it, if Poppea bathed in plain water we would be spared the excitement of trying to see if Claudette Colbert's boob really did pop out of the bath.
But the previous poster got it right. Bathing in milk has long been a cosmetic luxury, still practiced in some places.