Lipids and Fats
Basically Fats are compounds of fatty acids and glycerol (a trihydric alcohol). Fatty acids are of two types. They are :
- Mono unsaturated fatty acids
- Poly unsaturated fatty acids- they are of two types
- Omega-3 fatty acids
- Omega-6 fatty acids
In depression, omega –3 fatty acids, in particular are importantand it is found in some fishes like salmon, mackerel, tuna and herrings.
The exact mode of action is not clear yet.