Omega-3 fatty acids have impacts on the gut microbiome that can vary between individuals.

“You know, omega-3 is a classical example of a compound which has been suggested to be very beneficial to the human body in different manners, but it also bears surprising impacts on the gut microbiome. And this needs to be taken into account in assessing the overall effect of these compounds on different people because different people have different microbiomes. And so the effects on the different people's microbiomes could determine the different outcomes upon consumption of omega-3.”