Is it? The role of lactic acid in yogurt is to hydrolyze milk proteins and turn them into solids, so you can eat it with a spoon.
These things exist on a spectrum: kefir has many of similar properties as yogurt but is more 'drinkable'.
Is it? The role of lactic acid in yogurt is to hydrolyze milk proteins and turn them into solids, so you can eat it with a spoon.