Moobs

Hi I'm Aditya , I've been using fitness pal app for 6 months now I've lost 16kgs but still there isn't any change in my man boobs. It hasn't reduced a bit. I currently weigh at 68kilos height 169 cm. Need help for reducing my man boobs it's very embarrassing
Ps: I also think I've high estrogen level due to my body structure
Anyone ready to help, I'm very desperate to get rid of it