Current recommendations suggest that adult males under age 50 should consume about 38 grams of total dietary fiber per day, and adult women under age 50 should consume about 25 grams each day. – Over the age of 50, men should consume about 30 grams per day and women about 21 grams per day. -Despite these recommendations, the typical American eats only about 15 grams of dietary fiber each day.
