According to Healthline, pinto beans are primarily comprised of carbs, fiber, and protein. They also pack an incredible punch of vitamins and minerals. One cup (171 grams) of pinto beans boiled with salt provides (1Trusted Source):

  • Calories: 245
  • Carbs: 45 grams
  • Fiber: 15 grams
  • Protein: 15 grams
  • Fat: 1 gram
  • Sodium: 407 mg
  • Thiamine: 28% of the Daily Value (DV)
  • Iron: 20% of the DV
  • Magnesium: 21% of the DV
  • Phosphorus: 20% of the DV
  • Potassium: 16% of the DV

As you can see, they boast a good amount of thiamine (vitamin B1), which is an essential vitamin that helps your body convert food into energy.

They also offer numerous other minerals, such as iron and magnesium, and contain small amounts of other B vitamins, zinc, and calcium.

When cooked without salt or other additives, pinto beans are free of cholesterol and low in fat and sodium.