While there is no "magic" tea that will help you lose weight on its own, some teas may have properties that can support weight loss efforts when combined with a healthy diet and regular exercise. Here are some of the best teas for weight loss:

1. Green tea: Green tea contains a compound called EGCG that may boost metabolism and increase fat burning. It also contains caffeine, which can help increase energy and reduce appetite.

2. Oolong tea: Oolong tea may help boost metabolism and reduce body fat. It contains antioxidants and caffeine, which can help promote weight loss.

3. Black tea: Black tea contains a compound called theaflavin, which may help reduce body fat and promote weight loss. It also contains caffeine, which can help boost metabolism and reduce appetite.

4. White tea: White tea is high in antioxidants and may help boost metabolism and promote fat burning.

5. Rooibos tea: Rooibos tea is rich in antioxidants, which have been shown to help improve insulin sensitivity. Some studies have suggested that rooibos tea may help to reduce hunger and increase feelings of fullness. 

6. Herbal teas: Some herbal teas, such as ginger, peppermint, and dandelion root, may help boost metabolism and aid in digestion, which can support weight loss efforts.

It's important to remember that while teas may have potential weight loss benefits, they should be consumed as part of a healthy lifestyle that includes a balanced diet and regular exercise.