Although many people fear presence of cholesterol, it forms many vital functions such as maintenance of cell membranes, building of cell membranes, and conversion of sunlight into vitamin D in the body. What is to be feared actually is the presence of high levels of cholesterol in the body as it can prove detrimental to your heart. Various trigger factors of high cholesterol in the blood are excessive smoking and alcohol consumption, obesity, fast food consumption, inadequate physical activity, high blood pressure, diabetes, liver disease, kidney disease and certain unavoidable factors like genetics and aging. Hypercholesterolemia is caused when cholesterol levels in the blood reach the mark of 240mg/dL or above. It is particularly LDL, low density lipoprotein, that builds up in the walls of the arteries and narrows them down thereby affecting the proper functioning of the heart. Here are some of the best home remedies to reduce cholesterol levels in the blood.