caffeinated

comparative more caffeinated · superlative most caffeinated

1. Containing caffeine naturally (e.g., coffee, tea, and cacao) or as an additive (e.g., soft drinks, sports drinks, or energy drinks).

   But to address the question in theoretical terms, it turns out that yes, caffeinated soap might perk you up, but it would depend on how long you stayed in the shower, and how long you spent rubbing the soap against your skin.

   2003 November 27, David Adam, “Can showering with caffeinated soap perk you up?”, in The Guardian

2. informalOverly peppy or energetic; stimulated by caffeine.

   For most of us, to be caffeinated to one degree or another has simply become baseline human consciousness.

   2021 July 6, Michael Pollan, “The invisible addiction: is it time to give up caffeine?”, in The Guardian

1. participlepastsimple past and past participle of caffeinate