Glucose, Fructose, and Galactose: The Three Most Important Single Sugars
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5 min read
By definition, the three most important single sugars, or monosaccharides, in human nutrition are indeed glucose, fructose, and galactose. These simple sugar molecules, which all share the same chemical formula of $C_6H_{12}O_6$, are the fundamental building blocks of all other carbohydrates we consume and are critical for energy production.