Lost appetite lost 28 pounds

Hello I have lost around 28 pounds in 3 to 4 months I never get hungry I’m 29 years old and scared . I went to doctor they have done full blood works also did a upper  endoscopy where they look in you stomach everything came back normal . I’m not sure what to do .. I don’t feel hungry .. what test could they do ??? Has anyone experience this 

U can try some Neutraceutical drink, it will try you in regaining your appetite... Inbox me if you want to tapk more