High-fructose corn syrup (HFCS) is a liquid sweetener made from corn starch, where enzymes convert some of the glucose into fructose. It is widely used in processed foods and beverages. While similar in composition to sucrose (table sugar), concerns exist about potential health risks associated with excessive consumption of HFCS.

Several public health studies indicates that the average American consumes a staggering 35 pounds of high fructose corn syrup (HFCS) each year. This sweetener has become a major part of the modern diet since it was introduced in the 1970s.
Two common types are HFCS-42 (42% fructose) and HFCS-55 (55% fructose). HFCS-55 is frequently used in soft drinks, while HFCS-42 is found in fruit-flavored drinks and baked goods.
Where is HFCS used?
The modern diet and fast food chains rely heavily on high levels of high fructose corn syrup (HFCS) to make foods sweeter and more appealing at a low cost.
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Beverages: Soft drinks, juices, and other sweetened drinks often contain HFCS.
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Bakery items: Bread, pastries, and other baked products can be sweetened with HFCS.
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Processed foods: Condiments (ketchup, jams, jellies), canned fruits, and desserts.
What are the concerns and health effects of consuming corn syrup?
While it was originally promoted as a cheap alternative to sugar, research now shows that high amounts of HFCS can harm the body in multiple ways.
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Obesity and Diabetes: Some studies suggest a link between high intake of added sugars, including HFCS, and increased risk of obesity and type 2 diabetes.
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Fatty Liver Disease: Overconsumption of fructose, especially from HFCS, can contribute to non-alcoholic fatty liver disease.
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Elevated Triglycerides: Fructose can raise triglyceride levels, increasing the risk of heart disease.
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Insulin Resistance: Excessive fructose intake may impair the body’s ability to regulate blood sugar levels.
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Empty Calories: Like other added sugars, HFCS provides calories without essential nutrients.
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Long-term consumption has also been linked to cognitive problems, including memory and learning issues.
Safety profile
Public health experts recommend reducing intake of sugary drinks and processed foods to limit HFCS consumption. Reading labels carefully and choosing whole, unprocessed foods can greatly lower your exposure. By cutting back, you not only protect your brain but also support your heart, liver, and overall metabolic health.