caffeine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Research reviews show caffeine from coffee, cola, energy drinks, and chocolate can raise systolic blood pressure by 3-15 and diastolic blood pressure by 4-13 after consumption.

From Science Daily • May 18, 2026

Regular coffee drinkers also tend to clear caffeine from the body more efficiently.

From Science Daily • May 18, 2026

Genetics can also play a role in how much coffee people enjoy, influencing both caffeine metabolism and the brain's reward system.

From Science Daily • May 18, 2026

Researchers say there are several reasons why very high caffeine intake may stop being beneficial.

From Science Daily • May 13, 2026

She needed some caffeine in her system before she called home to tell her parents she’d arrived.

From "When Dimple Met Rishi" by Sandhya Menon