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.
View as List How to Raise HDL Cholesterol. 1  Itâs harder to increase HDL or good cholesterol than it is to lower LDL or total cholesterol. Itâs estimated that up to 80 percent of the variation in HDL from person to person is due to genetic factors. But the following steps have been shown to boost HDLâand they are worth taking because they also lower total cholesterol and help protect the heart in many ways beyond their effect on HDL.