What are the best foods to eat to lower triglycerides?

Omega-3 rich fish include salmon, sardines, mackerel, herring, tuna, and halibut. Other foods that help lower triglycerides include fiber-rich foods such as oats, flax meal, and beans. Olive oil, especially when substituted for animal fats like butter or lard, is another food that can help lower triglycerides.