A study of almost 9000 people who ate a portion of omega 3 charged margarine found it made no difference in heart attack prevention.
In other words if you’ve had a previous heart attack and have changed your diet to include a margarine that has had omega 3 added to it for protection against another heart attack, you’re barking up the wrong tree.
I don’t know why this should be but it seems that you’re much better just eating the foods that contain it naturally rather than relying on foods that have things added by man. It’s just not the same and although our taste buds may be fooled the internal workings of our bodies aren’t.
There’s a reason for the term ” only God can make a tree “, this might be one of them. Mother nature knows what she’s doing, trust her and eat the salmon.