caffeines in a sentence

Examples

1. Many are vegetarians; some won't even drink caffeine.
2. He's like a hummingbird with a snootful of caffeine.
3. The Internet generation got wired on politics, not just caffeine.
4. Recent research has shown caffeine to be more beneficial than ever.
5. Tea contains phytochemicals and caffeine, which help open up airways.
6. Caffeine is taboo, too, but only in massive amounts.
7. It has three times the caffeine of a cup of coffee.
8. The betelnut paste is slightly enlivening, a bit like caffeine.
9. And kids are starting to drink more caffeine earlier and earlier.
10. Avoid caffeine after that first cup of coffee in the morning.