Coffee Consumption and Oxidative Stress: A Review of Human Intervention Studies How much consumed caffeine is actually absorbed? Bioaccessibility and bioavailability in energy drinks, infusions and soft drinks ScienceDirect Think coffee dehydrates you? Not true. In fact, if you drink fewer than 10 cups of coffee or tea per day, you won't get dehydratedand you'll benefit from powerful bioactives like Can Coffee Affect Glutathione? Exploring the Relationship Between Coffee Consumption and Antioxidant Levels Cymbiotika CYMBIOTIKA Can Coffee Affect Glutathione? Exploring the Relationship Between Coffee Consumption and Antioxidant Levels Cymbiotika CYMBIOTIKA