"Caffeine levels" refers to the amount or concentration of caffeine present in a substance, like coffee or tea. It indicates how much caffeine is in the drink or product.
Sentences with «caffeine levels»
They found a wide range of caffeine levels in the six cups of coffee. (sleepeducation.org)
Coffee with its high caffeine level, can reduce calcium and iron absorption in the body. (fitbodyhq.com)
With caffeine levels in beverages and food continuing to climb — many people are asking — what exactly is the safe limit? (caffeineinformer.com)