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.
Stir thoroughly until coffee and condensed milk is blended together. Stir in the vanilla extract. Refrigerate until coffee is chilled. Once chilled; pour in glasses filled with ice cubes. This makes (58 oz.) of vanilla iced coffee, about 5-(12 oz.) servings each. Note: Prep time and cook time may vary. Depending on your coffee maker, cook time may take less than time stated, or perhaps a few minutes more.