please help! desperate

is is possible if you guys share / recommend a diet that works effectively , ive been meaning to lose weight for 3 years now but did not find the proper diet that works. i starved myself and wanted to get anorexic but i ended up in the hospital with a bleeding stomach due to gastric. someone please help :( would very much be appreciated. my body insecurities are making me so stressed and worked up. i hope someone replies ...