Is corn syrup actually bad for you?
It is known, however, that too much added sugar of all kinds — not just high-fructose corn syrup — can contribute unwanted calories that are linked to health problems, such as weight gain, type 2 diabetes, metabolic syndrome and high triglyceride levels. All of these boost your risk of heart disease.
Why is corn syrup worse than sugar?
Thus, sugar and high-fructose corn syrup are exactly the same from a health perspective. Many studies show that sugar and high-fructose corn syrup have similar effects on health and metabolism. Both are harmful when consumed in excess.