
Ngl, eating disorder therapy. I’m the other end of the spectrum (binge eater/bulimic) but I’ve gone through periods of restriction and just eating more in a consistent way did it for me, not in a healthy way though. Having been through eating disorder therapy with an eating disorder dietitian is very constructive though, they’ll help you in an organized and planned way that will work and have backing
I hear you, I’m a 90 lb 23 year old woman and have always struggled with it. Might sound a little crazy but weed is the only sure fire thing to always help my appetite and help me put away more than I can normally eat. It’s a lifesaver fr. But besides that you gotta focus on eating more in order to build an appetite, easier said than done but that’s how it is. Drinking protein/meal supplements (I like Ensure) in the morning is a good way to get calories in, and exercise and stay active to get