It was probably cutting the soda more than the green tea that did it. Correlation does not imply causality. (What that means can be explained best in a scenario: Basically, I have a quarter in my pocket right now. No dogs are attacking me, so I can say that having a quarter in your pocket prevents dogs from attacking you. Just because two things are occuring at the same time does not mean they are related).
Green tea can work as an appetite suppressant and has compounds that can help joint pain. It's overall health benefit is not disputed, but it is not a miracle drug for weight loss.
Green tea can help you loose weight, but it will not do the trick on itself. Green tea speeds up your metabolism. So, if you want to loose weight, eat healthy and exercise. The green tea will speed up your metabolism, the exercise will burn calories and create muscle, and eating healthy speaks for itself.
|Green tea soda|
Replacing soda with anything (water, green tea) is great for you. Soda is incredibly bad for your body, no matter what kind it is. Green tea isn't the best for weight loss, but it has antioxidants in it, which fight free radicals and promote your health.