Fructose and glucose are both simple monosaccharide sugars. Both starch and sugar, whether sucrose or high-fructose corn syrup (HCFS), yield glucose in large amounts when digested.

Despite their differences, sucrose and fructose have one thing in common, and that's how they affect your health. As a carbohydrate, sugar plays an important role in some of your body’s functions.

Try "high fructose corn syrup," and all of a sudden, there are 5410, most of which have to do with climate change, including this: House flooded by Apple Jacks. Original photo: NRDC So, there ya go.

Fructose is one of the most common sweeteners in the food industry. This simple sugar (monosaccharide) is industrially obtained from corn syrup, a product derived from this gramineae.

Fructose Fructose, or “fruit sugar,” is a monosaccharide like glucose (1). It’s naturally found in fruit, honey, agave, and most root vegetables.