Bad smell

So I have these bad smell down there every time it doesn’t matter if I shower or not it still goin to smell but it does not itchy me, and it come something white and it looks like expired milk with little balls, I had tried boric acid, azo and also probiotic and it didn’t work and I don’t know what to do, I also told my mom to go to the gynecologist and she says that, that is normal and etc and that maybe I have to have sex and stuff like that and I don’t what to do. Please help me