Sulfur is essential for good health because it increases the body’s resistance to bacteria. It is a compound used to cleanse and disinfect the blood, stimulates bile secretion, slows the aging process, protects the human body from the harmful effects of radiation and air pollution, and helps the mitochondria to transfer electrons to produce energy. Sulfur deficiency is very common and causes diseases such as obesity, heart disease, constant tiredness and Alzheimer’s disease in humans. Cholesterol and sulfur are related. The production of vitamin D by sunlight on the surface of the skin affects the level of cholesterol and sulfur. Eggs, onions, garlic, leeks, cauliflower, broccoli, Brussels sprouts, Brussels sprouts, sesame, celery, asparagus, fennel contain large amounts of sulfur.