07 Oct 2022 --- Consuming fish, supplements and other omega 3-rich or fortified foods is associated with improved cognition, reasoning, logical thinking abilities and better brain structure for people in their 40s and 50s, a new study has revealed. The exploratory study states that having some amount of omega 3 fatty acids attached to red blood cells in the bloodstream is positively correlated with better abstract thinking and a greater capacity for learning and understanding complex concepts.