Scientists examined the bitterness intensity of five medicines and two bitter modifiers in 338 adults of European descent and recent US and Canadian immigrants from Asia, South Asia, and Africa. Bitterness ratings differed by ancestry for two of the five drugs and the effectiveness of some modifiers. They also found genetic variants that explain some population differences in reaction to bitter tastes.
Read more …Bad bitterness made better for everyone: Global taste differences in the flavor of medicines