I don't know what it means.
Trans-fatty acids are composed of a tri-alcohol base like glycogen and 3 CH chains.
fatty acids that your body can't break down due to their alternating carbon backbones.
Margarine has trans fatty acids in it
Salmon is a common one easily obtained. Anchovies, herring, mackerel and sardines are other oily fish from cold water that are high in omega-3 fatty acids. There is some risk of heavy metal...