Drinking water can help you lose weight, whether you're restricting your calories or not. Consuming 2 cups of water before a meal helped a group of obese adults lose 2 pounds over a 12-week period without making any other changes to their usual intake, according to a 2015 clinical study published in Obesity.
How many tea bags should you use to make a half gallon of iced tea? One gallon is about 128 ounces, so if one tea bag is good for 10 oz  of water, then about 10 teabags is good for a gallon. Start with 10  and adjust accordingly with water.
Sweetened and unsweetened iced tea varieties contain 19 milligrams of caffeine each, while green iced tea with honey contains the smallest amount: nine milligrams per serving. Lemon, raspberry and peach varieties all contain 19 milligrams per serving, while iced tea lemonade and white iced tea each contain 13. Incidentally, Arizona iced tea (all varieties) contains only 15-30 mg of caffeine per 20-ounce bottle. Learn more about Coffee & Tea