Omega 3 Fatty Acids are commonly found in marine and plant oils. These Fatty Acids are polyunsaturated fatty acids with a double bond starting after the third carbon atom from the end of the carbon chain. These Fatty Acids cannot be synthesized by the human body but are vital for normal metabolism. Omega 3 Fatty Acids come from various sources including fish oils, algal oil, squid oil, and some plant oils such as echium oil and flaxseed oil.