1: Dragon fruit lacks flavor and can leave smoothies bland.

2: Seeds from dragon fruit can affect the texture of smoothies.

3: High sugar content in dragon fruit can make smoothies overly sweet.

4: Some people may be allergic to dragon fruit, causing reactions in smoothies.

5: Dragon fruit can be expensive and not worth the cost in smoothie recipes.

6: Using dragon fruit in smoothies may not provide enough health benefits.

7: Adding dragon fruit can overpower the taste of other fruits in smoothies.

8: Dragon fruit may not blend well with certain ingredients in smoothies.

9: There are plenty of other fruits that offer better taste and benefits for smoothies.