FiberUp
Metamucil
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How much fiber is in metamucil?

Metamucil has 3 g of fiber per 1 tbsp (7 g). That is 11% of the daily value and a good amount for a other.

3g
per 1 tbsp
42.9g
per 100 g
11%
daily value
#15of 20
other foods

Soluble vs insoluble

Soluble 3g 100% Insoluble 0g 0%

The split is approximate and comes from USDA SR Legacy analyses where available. Soluble fiber dissolves into a gel and is the type most linked to cholesterol and blood sugar effects. Insoluble fiber adds bulk and keeps things moving.

About metamucil and fiber

A tablespoon of Metamucil provides 3 grams of fiber, all soluble psyllium. The sugar-free and regular versions have the same fiber per dose.

Low FODMAP at this serving

How metamucil compares to other other foods

Per typical serving. The highest other in the database is fiber one cereal at 14 g.

FoodServingFiberPer 100 g% DV
Whole Wheat English Muffin1 muffin4.4 g7.7 g16%
Whole Wheat Bagel1 bagel4 g4.2 g14%
Dark Chocolate1 oz3.1 g11.1 g11%
Metamucil1 tbsp3 g42.9 g11%
Cheerios1 cup2.8 g10 g10%
Plain Bagel1 bagel2.1 g2 g8%
Croissant1 medium1.5 g2.6 g5%

All 20 other foods ranked by fiber

Servings to reach a daily goal

9×

servings of metamucil to reach 25 g, the adequate intake for adult women

13×

servings of metamucil to reach 38 g, the adequate intake for adult men

Nobody should get all their fiber from one food. Gut bacteria respond to variety, and the fiber calculator shows a mixed day that reaches your number.

Frequently asked questions

How much fiber is in metamucil?
1 tbsp of metamucil, about 7 grams, contains 3 grams of dietary fiber. That is 42.9 grams of fiber per 100 grams and 11% of the 28 gram daily value.
Is metamucil high in fiber?
Metamucil is a good source at 3 g per serving, ranking 15 of 20 other foods in the FiberUp database. Pairing it with a legume or whole grain gets a meal past 10 g.
Is the fiber in metamucil soluble or insoluble?
About 100% of the fiber in metamucil is soluble (3 g) and 0% is insoluble (0 g). Soluble fiber forms a gel that slows digestion and feeds gut bacteria; insoluble fiber adds bulk and speeds transit.
How many servings of metamucil would reach a daily fiber goal?
It would take about 9 servings to reach 25 g (the adequate intake for adult women) and 13 servings to reach 38 g (adult men). Spreading fiber across several foods is easier and better for gut bacteria diversity.

Values are per typical serving from USDA FoodData Central and standard references, rounded to one decimal. Actual fiber varies with variety, ripeness, and preparation. This is general nutrition information, not medical advice.