Your hair is mostly made up of protein. Proteins are amino acids that account for about 20% of your bodyâs weight in muscles, skin, bones and hair. One of the main functions of protein is to build, strengthen and repair keratin.
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.
How to Raise HDL Cholesterol Levels Two Parts: Understanding HDL Better Increasing HDL With Positive Lifestyle Choices Community Q&A HDL, or high-density lipoprotein, has long been thought to correlate to heart-heath. HDL, often called the good cholesterol, functions as a shuttle that takes cholesterol from the blood stream (where...