Feed your brain with good food which may enhance your serotonin levels!! Supplements which may help include the following : b-complex , magnesium , vit d3 ,and Gnc Triple strength omega 3 Complex carbs such as oats ,sweet potatoes and brown rice are slow release, and have a longer lasting benefit on energy and mood! Protein rich foods such as eggs and oily fish contain a good source of omega 3 which can balance mood! Exercise is important, go for a walk ,run or gym session! you will be amazed at what it can do for your serotonin levels!!