01 - Place cranberries, orange segments, banana, orange juice, yogurt, and sweetener (if using) into a blender.
02 - Add chia seeds or flaxseed if desired, along with ice cubes for a chilled texture.
03 - Blend on high speed until smooth and creamy, scraping down the sides as needed.
04 - Taste and add more sweetener if necessary.
05 - Pour into glasses and serve immediately.