How to Reduce Cholesterol? Cholesterol is a waxy, fat-like substance that’s found in all the cells in your body. Cholesterol is both good and bad. At normal levels, it is an essential substance for the body. High cholesterol is a significant risk factor for coronary heart disease and a cause of heart attacks. Your body needs some cholesterol to make hormones, vitamin D, and substances that help you digest foods. Your body makes all the cholesterol it needs. Cholesterol is also found in foods from animal sources, such as egg yolks, meat, and cheese. how to reduce cholesterol quickly, cholesterol reducing foods.