To lower triglyceride naturally, daily diet should combination of foods with specific nutrients. Omega-3 fatty acids, fiber and niacin are naturally nutrients. Lifestyle changes such as modifying the daily diet and losing weight can potentially cut triglyceride level in half. Eat a moderately low fat diet and watch the type of fat you eat in daily routine. Regular exercise is the best method to reduce it. Stock up on fiber and limited sucrose also helps so much in lower level of triglyceride without medication.