No cows milk is no cows milk - but of course its up to individuals. Intolerance doesn't always show up in their poo I am afraid. Also it's not necessarily what it does immediately. Have a little google of children/babies and processed milk versus raw milk and it explains it really well.

Yoghurt is a different kettle of fish to cheese and milk &I too only choose brands that have no [processed sugar such as Jalna..