PlainVitamins

4-in-1 Fiber Powder Unflavored

by Metamucil · powder · 29 ounces

  • On the market (NIH)
  • UPC 0 37000 74044 5
  • DSLD label 277455
  • Serving 7 to 14 g (1-2 rounded tsp); amounts per 7 g
  • 57 servings

4-in-1 Fiber Powder Unflavored by Metamucil lists 2 ingredients, 2 with an amount per serving of 7 g, such as 0.7 mg of iron and 60 mg of potassium, beside 6 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on September 22, 2022.

What is in 4-in-1 Fiber Powder Unflavored?

Each row as the label prints it, per serving of 7 g. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

4-in-1 Fiber Powder Unflavored: Supplement Facts rows against the market (DSLD label 277455, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories40 Calories
Total Carbohydrates7 g2%Carbohydrate in 4-in-1 Fiber Powder Unflavored against 21,979 products7 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.7 g

Higher than 79% of 21,979 products listing carbohydrate (median 3 g). Per day at the most servings: 21 g.

Dietary Fiber3 g11%Fiber in 4-in-1 Fiber Powder Unflavored against 6,987 products3 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.3 g

Higher than 63% of 6,987 products listing fiber (median 2 g). Per day at the most servings: 9 g.

Soluble Fiber2 g
Total Sugars4 gSugar in 4-in-1 Fiber Powder Unflavored against 11,807 products4 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.4 g

Higher than 68% of 11,807 products listing sugar (median 2 g). Per day at the most servings: 12 g.

Added Sugars4 g7%
Iron0.7 mg4%Iron in 4-in-1 Fiber Powder Unflavored against 6,910 products0.7 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg0.7 mg

86% of 6,910 products listing iron give more (median 5 mg). Per day at the most servings: 2.1 mg.

Sodium10 mg1%Sodium in 4-in-1 Fiber Powder Unflavored against 14,514 products10 mg per serving; the middle half of products list 15 mg to 142 mg, the median 55 mg.10 mg

78% of 14,514 products listing sodium give more (median 55 mg). Per day at the most servings: 30 mg.

Potassium60 mg1%Potassium in 4-in-1 Fiber Powder Unflavored against 11,614 products60 mg per serving; the middle half of products list 50 mg to 190 mg, the median 99 mg.DV 4,700 mg60 mg

69% of 11,614 products listing potassium give more (median 99 mg). Per day at the most servings: 180 mg.

Source: NIH ODS Dietary Supplement Label Database, label 277455 (entered September 22, 2022), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records 1 to 3 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

6 products list the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
New Users: Start with one serving per day; gradually increase to desired daily intake.
How to take Metamucil (For adults 12 years and older) 1. Put 1-2 rounded teaspoons in empty glass. 2. Mix briskly with 8 oz or more of cool liquid. 3. Drink promptly and enjoy! How much to take The Psyllium husk fiber in Metamucil helps support: Digestive health by promoting regularity Heart health by lowering cholesterol Healthy blood sugar levels Take before each meal 1 rounded teaspoon up to 3 times per day or Appetite control Take before each meal 2 rounded teaspoons up to 3 times per day
Bulk-forming fibers like psyllium husk may affect how well medicines work. Take this product at least 2 hours before or after medicines.
Warnings
Allergy Alert: This product may cause allergic reactions in people sensitive to inhaled or ingested psyllium.
Notice: Mix this product with at least 8 oz (a full glass) of liquid. Taking without enough liquid may cause choking. Do not take if you have difficulty swallowing.
Keep out of reach of children
You may experience changes in bowel habits/minor bloating, as your body adjusts to increased fiber intake.
Do not use if printed seal is broken or missing
Bulk-forming fibers like psyllium husk may affect how well medicines work.
Before using this dietary supplement ask your doctor if you Are considering using this product as part of a cholesterol-lowering program Are using medication to control your blood sugar levels Have recently experienced abdominal pain, nausea, vomiting or a sudden change in bowel habits persisting for two weeks
Stop using this dietary supplement and ask a doctor if constipation lasts more than 7 days or rectal bleeding occurs. These may be signs of a serious condition.
Allergens and what it does not contain
Gluten free
Storage
Important Information: Store below 86 degrees F (30 degrees C)

Source: label statements in DSLD label 277455.

What else is on the label?

Other ingredients: Sugar, Psyllium.

How many labels does 4-in-1 Fiber Powder Unflavored have?

One label is on file, entered on September 22, 2022.

  1. Label 277455 (current) Entered September 22, 2022 · on the market · 29 ounces · UPC 0 37000 74044 5

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Procter & Gamble (distributor), Cincinnati, OH. All Metamucil products.

Where next?