Quick Blueberry & Banana Smoothie

For a quick potassium and antioxidant-loaded breakfast or anytime smoothie, whip up this blueberry and banana smoothie made from only 6 ingredients. The chia seeds are optional, but boast a mild nutty flavor and are rich in Omega-3 fatty acids, which is believed to deliver a myriad of health benefits. Place ice cubes, banana, blueberries, yogurt, milk, and chia seeds …