All human races consume dairy. It supports total health, muscular strength, and physical height. The Northwest European uniquely has a lasting historical affinity for milk and more than anyone fully appreciates it. Persistence of lactase clings to the North Sea strongly.

Romans and Greeks found the milk-diet bizzare while Germanics and Britons alike loved it. Tolerance is gradient, and much of the milk purchased in countries such as France or Italy is ultra-processed, explaining the disparity of enjoyment by culture.