Dietary Fiber Most people know fiber is “good for you,” but many do not get enough of it. In the United States, average fiber intake is often estimated at about 15 grams per day, while the Daily Value on Nutrition Facts labels is 28 grams. Many adults need more than that, depending on age, calorie needs, and overall eating pattern. The good news is that adding fiber does not require a complicated diet plan. Small food swaps, better snack choices, and a few pantry staples can