The document discusses the mood-boosting benefits of dark chocolate, egg yolks, wild salmon, Brazil nuts, and chili with kidney beans. Dark chocolate and cocoa contain flavonoids that benefit heart health and mood. Egg yolks provide vitamin D and protein while wild salmon offers omega-3 fatty acids, both of which are linked to heart and mood regulation. Brazil nuts contain selenium which can reduce oxidative stress and depression risk. Chili with kidney beans provides chemicals that prevent mood disorders and dementia.