There are many diets out there and I've learned that depending on your specific body, not all work. It's OK to try different diets until you find one that works for you for achieving weight loss, maintaining that weight loss, but more importantly, feeling better all around. It's about health.
If you are considering becoming a vegetarian, here is a link to get your free starter kit including a colorful magazine with recipes and information on how vegetarian diet is beneficial to you, animals, and the environment.
Happy Health!