Smile Like a Black Man in China- Darkie Toothpaste? :: Understanding China, one Blog at a Time
Read this article on the community site
In China they still have this product, it is called “hei ren ya gao “which literally means, “Black people tooth paste”. I found this about its genisis.
“Darkie (now known as Darlie) is a toothpaste brand of the Taiwan-based company Hawley & Hazel, which was acquired in 1985 by the US corporation Colgate-Palmolive. Darky, or darkie, is a term used primarily in the United States and Britain to refer to black people. The package featured an image said to have been inspired by an Al Jolson performance, that of a wide-eyed, smiling dark-skinned black male wearing a top hat, monocle and bow-tie. Because of the contrast with very dark skin, it was a common perception that the teeth of people of African descent were exceptionally white. Due to changing sensibilities regarding race and racism and efforts by certain interest groups, blatantly racist branding practices common in earlier decades began to end in the 1950s.

