A person may metabolize caffeine.Logical formLearned from2 sentences. Caffeines may contain products.Logical formLearned from2 sentences. Preparations may contain caffeine.Logical formLearned from2 sentences. Variety can be with a caffeine.Logical formLearned from2 sentences. Caffeine may be added to alcoholic beverages.Logical formLearned from2 sentences. Caffeine may affect learning.Logical formLearned from2 sentences. Caffeine may reduce symptoms of depression.Logical formLearned from2 sentences. An effect may depend on (caffeine sensitivity).Logical formLearned from2 sentences. An effect of caffeine may be knowned.Logical formLearned from2 sentences. (Health effects) can be constituted-of-or-filled-with caffeine.Logical formLearned from2 sentences. Links can be between caffeine.Logical formLearned from2 sentences. Caffeine may lead to a condition.Logical formLearned from2 sentences. Caffeine can be in leaves.Logical formLearned from2 sentences. Caffeine may undergo an over-consumption.Logical formLearned from2 sentences. (Caffeine users) can be daily.Logical formLearned from2 sentences.