Reduction of aldoses or ketoses yield sugar alcohols ,properly called ‘alditols,” HOCH2-(CHOH)n-CH2OH.

醛糖或酮糖被还原后变产生糖醇，确实的叫法为“多羟糖醇”（alditols），HOCH 2 -（CHOH）n-CH 2 OH。

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They said a group of substitutes of sugar alcohols or polyols including xylitol and sorbitol can reduce the risk of cavities.

他们说，但是一些替代品或是多元醇例如木糖醇和山梨糖醇会减少蛀牙。

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Sugar alcohols get their name from their structure, which looks like a cross between a molecule of alcohol and sugar but is technically neither.

糖醇类物质由其分子结构而得名，因为其结构看起来就像是醇类物质和糖类物质的融合物，但从科学角度来讲，糖醇类物质既不是醇类也不是糖类。

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Because they are not well absorbed, however, overconsumption of sugar alcohols can cause significant gastrointestinal symptoms including gas, bloating and diarrhea.

CNN: Is no-sugar ice cream really a healthier alternative?

Finally, there is some evidence suggesting artificial sweeteners, which are often used in conjunction with sugar alcohols, may actually contribute to obesity by promoting energy intake.

CNN: Is no-sugar ice cream really a healthier alternative?