Medically reviewed by Rafle Fernandez, MD Studies have long shown that drinking large amounts of coffee can reduce iron ...

To begin, cut a lemon in half and squeeze the juice directly into the stained mug. Next, sprinkle two teaspoons of salt over ...

Tea may stain your teeth more than coffee because of its higher tannin content. Tannins are a natural substance found in many plants. Both tea and coffee contain tannins which can lead to teeth ...

Tannins play a crucial role in how red wine tastes. If you're looking for a red wine to go with lighter food, then take a ...

For example, in 1820, the German chemist Runge, discovered the caffein of coffee, and a few years after, Oudry, the French chemist, discovered the thein of tea—both crystalline bitter substances ...