1 cup prune juice
3 tablespoons vanilla Greek yogurt
1 cup fresh spinach, or to taste
1 cup frozen blueberries, or to taste
6 frozen strawberries
1/2 sliced frozen peach
2 tablespoons flax seeds
Pour prune juice into a blender. Layer Greek yogurt, spinach, blueberries, strawberries, peach, and flax seeds in the blender, in this order. Start blender on low speed and gradually increase speed until smoothie is well blended.