Cakes, pies, cookies, and high-sugar candies can contribute to high levels of LDL cholesterol. Lowering your sugar intake will decrease the level of cholesterol in your bloodstream. Read the food labels and search for sugar and sugar substitutes. Dextrose, corn syrup, sucrose, maltose, and glucose are all types of added sugar. Limit your intake of such food item having more these ingredients to lower the cholesterol levels.