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

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

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

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

That was another one of the categories we’d determined: people who drank plain coffee and people who drank gussied-up caffeine drinks like the mint-chip lattes Kim was so fond of.

From "If I Stay" by Gayle Forman