Pickles are a great snack and very beneficial to your health, especially when made naturally. Pittsburgh Pickle Co. pickles have zero calories per serving but contain about 20% of your daily Vitamin K requirement. Vitamin K is known to prevent blood clots after injuries. Pickles also contain sodium, fiber, potassium, and Vitamin C. The high sodium content helps the hydration process as it helps the body retain water for a longer period of time.