Yes, there are so many amazing nutrients in this recipe. Check out all the reasons to sip on this soup: Onion - Many people don’t realize that onions are actually really healthy. They have folic acid, fiber, and vitamin C. Plus, they even have iron, protein, and calcium.  Celery - Every bite of celery is filled with potassium, vitamin K, folate, fiber, vitamin A, vitamin C, and water. Eat up! Kale - There is an excellent reason that kale is known as a super-food. It’s packed with vitamin C, vitamin K, vitamin A, calcium, potassium, magnesium, copper, and more.  White Beans - You will find potassium, zinc, vitamin B, protein, and iron in white beans.