It is impossible not to destroy at all, but it will be destroyed to some extent, just to different degrees.

Usually, the milk on the market is sterilized at high temperature, and you can drink it even without heating, but people with cold stomachs may have to heat it to drink it. Adding ginger juice will have the effect of warming the stomach, and may have the effect of beauty (this is not clear), but it is best to add ginger juice after heating milk, and heating at the same time may have a bad influence on the other party.