The shelf life of Yuan Qi Forest Milk Tea is 9 months, which mainly depends on ingredients, packaging and production. Its shelf life is usually marked as 9 months on the label on the outer layer of the bottle. However, it should be noted that the opened or opened Yuan Qi Forest Milk Tea should be drunk within 6 hours, so as not to miss the best tasting period, resulting in the loss of flavor and taste. The shelf life of large plastic bottles of cola is 1 1 month, small plastic bottles are 9 months, and cans are 12 months. Different packages of cola have different shelf life. The shelf life of fruit juice, drinking water, coconut milk and mineral water is generally 12 months, and the shelf life of some functional drinks will reach 18 months, but tea drinks, milk drinks and fruity drinks may only be 9 months. Generally, the production date and shelf life will be written on the package, which shall prevail.