Participants with higher plasma omega-3 and omega-6 concentrations showed
lower risk of developing renal insufficiency.
In this French study of diabetic women omega-3 supplimentation showed significant reduction in total fat mass and the adiposity diameter compared to the placebo group.
Intake of vitamin D supplementation seems to be associated with a decrease in total mortality rates, according to a meta-analysis of 18 randomized controlled trials including 57,311 participants.
The highest circulating levels of vitamin D in Caucasians were associated with a 62% lower risk of developing multiple sclerosis than those with the lowest levels.