Peanut Butter-Banana Green Smoothie

Protein, fruit, and a veg? Consider this low-FODMAP smoothie your all-in-one breakfast to go.

by Jamie Vespa, R.D. Recipe Developer

Ulcerative colitis can mess with your ability to absorb nutrients. This smoothie helps you get the essentials you need: Spinach is a good source of iron—a mineral at risk for deficiency during UC flares. Bananas can also help replace lost nutrients like potassium, which is important for electrolyte balance. Get the scoop on how we developed our UC Cooking Club recipes!

Total Time
5 min


  • 1 medium frozen banana, sliced
  • 1 cup fresh spinach
  • 1 cup unsweetened vanilla soymilk
  • ¼ cup old-fashioned rolled oats
  • 1 Tbsp. natural salted peanut butter
  • ½ tsp. ground cinnamon


    1. Combine all ingredients in a high powder blender; blend until smooth.

Nutrition Info

Per Serving: 382 calories; 14g fat; 2g saturated fat; 0mg cholesterol; 182mg sodium; 51g carbohydrate; 9g fiber; 16g protein; 16g sugar; 381mg calcium; 4mg iron; 802mg potassium
Jamie Vespa, R.D.
Meet Our Writer
Jamie Vespa, R.D.

Jamie is a registered dietitian, nutrition and food journalist, and digital influencer who operates the health-centric food blog and social media accounts, Dishing Out Health. She's the former Assistant Nutrition Editor at Cooking Light magazine. Prior to that, Jamie worked as a Clinical Nutrition Specialist with a focus on counseling organ-transplant recipients at a hospital in Tampa. She completed both her undergraduate dietetics degree and graduate clinical nutrition degree at Florida State University. Jamie lives in Denver.