If you're a healthy adult, you may want to avoid fish oil supplements as they could increase the risk of heart disease.

Researchers say regular use of fish oil supplements may actually raise the risk of cardiovascular disease in people with good heart health, although the supplements may still benefit people with heart

A new study has found that fish oil supplementation was associated with an increased risk of developing heart disease and stroke in healthy people. However, people with existing CVD experienced protective effects against further progression of their disease. This was an observational study. It does not prove causation.