01 -
Measure out watermelon, frozen banana slices, frozen pineapple, and collagen powder if using.
02 -
Place watermelon in the blender closest to the blades. Add frozen banana slices, frozen pineapple, and collagen powder on top.
03 -
Blend on high speed until the mixture is completely smooth and creamy.
04 -
If the smoothie is thicker than desired, add a small amount of water, coconut water, or non-dairy milk and blend again until preferred consistency is achieved.
05 -
Pour into two glasses and serve cold.