how to improve hdl levels naturally
Add a niacin supplement. Niacin (taken as niacinamide) is a B complex vitamin that can increase HDL cholesterol levels and lower triglycerides. To increase your HDL cholesterol, you can take a niacinamide supplement of no more than 1200 to 1500 mg per day. Check with your doctor for a specific recommendation.
1 It is important to avoid the skin because it contains a lot of fat and cholesterol, so it may raise your bad cholesterol levels.  Fish. Wild-caught fish such as salmon, cod, haddock and tuna are great sources of omega-3 fatty acids. Omega-3s are anti-inflammatory and they can also increase your HDL cholesterol levels.