You might try natural sources of omega fatty acids for mood, like freshwater fish, such as salmon and tuna, walnuts and macadamia nuts,
pumpkin seeds, and flaxseed. You might try flaxseed or if you aren't troubled by the fishy aftertaste, enteric coated fish oil capsules. Sam-E by naturemade is a helpful mood booster. Those hormonal changes can make it easy to put on the pounds.