There are some people, however, for whom regular or higher coffee intake may cause more harm than good, either because of its acidity or caffeine content.

对于一部分患有胃酸、烧心、失眠、心悸或者对咖啡因过敏的人，经常饮用大量咖啡，咖啡的酸性或者过量的咖啡因很可能对他们的身体造成伤害。

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Mark One has raised millions of dollars in venture capital to develop a more ambitious cup that claims to track the type and brand of drink inside, including calorie and caffeine content.

Mark One已筹集了数百万美元的风险资本，以开发一款更加雄心勃勃的水杯，据称其能够追踪杯中饮品的种类和品牌，包括卡路里和咖啡因含量。

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The caffeine content of the decaffeine instant tea is 80% lower than that ofthe nondecaffeine instant tea, and the polyphenols, amino acids, water, soluble materials are highly preserved.

该速溶茶中的咖啡碱含量比未脱咖啡碱的速溶茶低80%以上，且茶多酚、氨基酸、水浸出物等风味物质的保留量高。

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For most, coffee has a stimulating effect due to its high caffeine content.

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In March, Monster Energy Corp. decided to begin marketing its products as beverages instead of dietary supplements and said it would include the caffeine content on each can of its energy drinks.

CNN: Caffeinated chewing gum catches FDA's eye

Given that the association between diet drinks and with vascular events is unexpected and unsupported by other research, a study that controlled for specific ingredients, such as the type of sweetener and caffeine content, is needed to assess whether there are grounds for a plausible mode of action.

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