how much caffeine is in a cup of green tea
Regular drip coffee usually contains about 85 mg of caffeine per eight-ounce cup, while the average cup of black tea contains about 50 mg and green tea 40-50 mg per serving. Want to know how decaf options compare? Read on after the break. Drink Amount of caffeine Average drip decaf coffee (16 oz.) 8.6-13.9 mg Folgers Instant Decaf (16 oz.) None Starbucks grande decaf latte (16 oz.) 6-32 mg Starbucks grande brewed decaf (16 oz.) 12-13.4 mg Decaf black tea (16 oz.) 4-20 mg Decaf green tea (one serving) 1-8 mg.