A 2013 paper in the SELECT trial found a statistically significant correlation between plasma phospholipid omega-3 levels and prostate cancer incidence, with a very narrow range between high and low omega-3 levels.

“this 2013 paper that was published by yeah um yes and he he looked at blood omega-3 levels i don't know if it was platinum plasma phospholipids yeah omega-3 and the incidence of prostate cancer in a trial of people was called the select trial where people were given high dose alpha tocopherol and or selenium selenium right um and he found a correlation between the plasma phospholipid phospholipid omega-3 and right prostate cancer and and was statistically significant yes it was the the range of high to low omega-3 was like this like 4.5 six percent versus four point two percent something like that it's very very very narrow very small”