One piece of salt water taffy contains approximately 60 calories, of which 4 calories are from fats. This serving size, which is equivalent to 15 grams, also contains 13.73 grams of carbohydrates and 10.27 grams of sugar, states the USDA National Nutrient Database.
Although there is no protein or dietary fiber in salt water taffy, a serving this size does contain 8 milligrams of sodium, 1 milligram of cholesterol, 15.0 IU of vitamin A and 1.2 milligrams of calcium, notes the USDA.
Salt water taffy is a popular sweet associated with Atlantic City, New Jersey that dates back to the 19th century. Making this candy involves vigorous pulling of the taffy to incorporate air into it.