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.

As a vehicle for jitters, Diet Coke also contains significantly more caffeine than both regular Coca-Cola and Coke Zero.

From The Wall Street Journal • May 20, 2026

Instead, experts recommend paying attention to overall health, caffeine intake, and blood pressure levels.

From Science Daily • May 18, 2026

Genetics also play a role, since some people naturally break down caffeine faster than others.

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

Judging from his dilated eyes and his maniacal grin, he didn’t need any more caffeine.

From "The House of Hades" by Rick Riordan