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.
I drink gallons of Iced Tea ~ Here is how I make it: Gallon Jug (glass), 2 Family size Tea bags, quality is best, at least 10 cups of filtered water , 1 1/2 cups white sugar. Lots of lemon wedges. Boil water in a copper or stainless pot or kettle, add tea bags, turn heat off and steep at least five to ten minutes.