Fish is the only good dietary source of vitamin D fish and fish products are the best dietary sources of vitamin D, by far. Fatty fish like salmon and herring contain the highest amounts.
Fish has omega-3 fatty acids that are known are known to help lower cholesterol-building lipids in the blood. Fish is high in many important nutrients, including high-quality protein, iodine and various vitamins and minerals.
Omega-3 fatty acids have a positive effect on your metabolism. Omega-3 fatty acids are essential for growth and development.
The omega-3 fatty acid docosahexaenoic acid (DHA) is especially important because it accumulates in the developing brain and eye. People who eat more fish have a much lower risk of developing macular degeneration, a leading cause of vision impairment and blindness.
The interference of premenstrual symptoms in the daily lives of women heavily reduced when they increased their ingestion of omega-3 fatty acids, which is found in most fish.