Yes? Isn't that the whole point? It has a bunch of biological content that needs to be broken down. The nutritional content changes while sitting on the shelf,

Yes? Isn't that the whole point? It has a bunch of biological content that needs to be broken down. The nutritional content changes while sitting on the shelf, why wouldn't heat affect that? > According to a systematic review and meta-analysis, it was found that pasteurization appeared to reduce concentrations of vitamins B12 and E, but it also increased concentrations of vitamin A. https://en.wikipedia.org/wiki/Pasteurization#Milk_2 https://en.wikipedia.org/wiki/Pasteurization#Milk_2