Good morning, Kris!
Omega 3's effects are very subtle for me but I would suggest indeed measurable.
(How to design such an online experiment at WUaS to operationalize the words "harmonizing" and "brightening" in a study, and also objectively and measurably, and also how to teach the experimental method to university students so that they can create studies and publish ?:)
Omega 3's are other things too - including subtly psychotropic or similar, I'd also suggest - which it would be fun to talk about and even explore sometime ...
Omega 3 WUaS scientific studies, and teaching and learning the experimental method online at WUaS ...
How can undergraduate and graduate University students design, carry out and publish successful experiments that prove something - and in all countries' main languages ... ?