010-111 · Question #146
When reading the label on a new "energy" bar, you notice that the bar is "sweetened with fructose". Based on this label, which of the following conclusions can you make about this product?
The correct answer is C. The bar is sweetened with a monosaccharide. Fructose is a monosaccharide - a single, indivisible sugar unit - so a product sweetened with fructose is sweetened with the simplest category of carbohydrate.
Question
When reading the label on a new "energy" bar, you notice that the bar is "sweetened with fructose". Based on this label, which of the following conclusions can you make about this product?
Options
- AThe bar is sweetened with a disaccharide.
- BFructose in this bar would give it a high glycemic index.
- CThe bar is sweetened with a monosaccharide.
- DFructose is a type of organic micronutrient.
How the community answered
(29 responses)- A14% (4)
- B3% (1)
- C72% (21)
- D10% (3)
Why each option
Fructose is a monosaccharide - a single, indivisible sugar unit - so a product sweetened with fructose is sweetened with the simplest category of carbohydrate.
A disaccharide is formed by bonding two monosaccharides together (e.g., sucrose is glucose bonded to fructose); fructose alone is a single unit and does not qualify as a disaccharide.
Fructose has a notably low glycemic index (approximately 19-23) because it is metabolized primarily in the liver via fructolysis rather than directly raising blood glucose, which is the opposite of a high-glycemic response.
Fructose is a six-carbon monosaccharide (hexose) that cannot be hydrolyzed into simpler sugars. It is absorbed directly in the small intestine without prior enzymatic breakdown, confirming its classification as a single-unit simple sugar rather than a compound carbohydrate.
Fructose is a carbohydrate and therefore a macronutrient; micronutrients are vitamins and minerals needed in small quantities and do not include energy-yielding carbohydrates.
Concept tested: Fructose classification as a monosaccharide
Source: https://www.ncbi.nlm.nih.gov/books/NBK459280/
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