PlainVitamins

Glucomannan Pure Powder

by NOW · powder · 8 oz.

  • On the market (NIH)
  • UPC 7 33739 06513 1
  • DSLD label 78100
  • Serving 0.5 tsp (approx. 2 g)
  • 114 servings

Glucomannan Pure Powder by NOW lists one ingredient: 2 g of glucomannan per serving of 0.5 tsp. Its current label entered the NIH Dietary Supplement Label Database on January 25, 2018.

What is in Glucomannan Pure Powder?

Each row as the label prints it, per serving of 0.5 tsp. 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).

Glucomannan Pure Powder: Supplement Facts rows against the market (DSLD label 78100, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories5 Calories
Total Carbohydrates2 g1%Carbohydrate in Glucomannan Pure Powder against 21,979 products2 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.2 g

58% of 21,979 products listing carbohydrate give more (median 3 g). Per day at the most servings: 4 g.

Dietary Fiber2 g7%Fiber in Glucomannan Pure Powder against 6,987 products2 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.2 g

38% of 6,987 products listing fiber give more (median 2 g). Per day at the most servings: 4 g.

Glucomannanas KonjacGlucomannan (Form: from Konjac PlantPart: root Genus: Amorphophallus Species: konjac) Note: 2,000 mg2 gGlucomannan in Glucomannan Pure Powder against 130 products2 g per serving; the middle half of products list 0.3 g to 1.8 g, the median 1 g.2 g

Higher than 82% of 130 products listing glucomannan (median 1 g). Per day at the most servings: 4 g.

Source: NIH ODS Dietary Supplement Label Database, label 78100 (entered January 25, 2018), version 9.4.0. See the label on DSLD. 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 2 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
Suggested Usage: Take 1/2 level teaspoon 1 to 2 times daily with at least 8 oz. of water 30-45 minutes before a meal.
Warnings
Caution: For adults only. Take this product as recommended. Without drinking enough liquid the product may swell in the throat, causing blockage or choking. Avoid use if you ever had esophageal narrowing or swallowing difficulties.
Consult physician if pregnant/nursing, taking medication, or have a medical condition.
Keep out of reach of children.
Do not eat freshness packet enclosed.
Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Allergens and what it does not contain
Non-GMO
Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients.
Storage
Store in a cool, dry place after opening.

Source: label statements in DSLD label 78100.

What else is on the label?

Other ingredients: None.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Triangle K; GMP Quality Assured.

How many labels does Glucomannan Pure Powder have?

2 labels are on file under this name since June 25, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 78100 (current) Entered January 25, 2018 · on the market · 8 oz. · UPC 7 33739 06513 1
  2. Label 45109 Entered June 25, 2015 · off the market August 24, 2015 · 8 oz. · UPC 7 33739 06513 1

DSLD also links this label to: Glucomannan 100% Pure Powder (image difference, same product), Glucomannan Pure Powder - from Konjac Root (image difference, same product).

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

Who makes it?

The label names NOW Foods (manufacturer), Bloomingdale, IL. All NOW products.

Where next?