help weight gain

Sofia

Beginning of august i lost 10lb within 2 weeks from being sad and loosing my appetite completely. I'm trying to gain it back but for some reason i'm still staying at the same weight. I went from 130 to 116lb im at 118 right now i've been eating 3+ plus meals around end of august since today and i'm still at 118 i've are so much to the point where i keep eating when i'm full still so i don't know what's going on