PlainVitamins

D-Ribose Powder

by Solgar · powder · 5.3 oz.

  • Off the market since November 2022 (NIH)
  • UPC 0 33984 00988 2
  • DSLD label 201104
  • Serving 1 tsp (approx. 2.2 g)
  • 68 servings

D-Ribose Powder by Solgar lists one ingredient: 2.2 g of D-ribose per serving of 1 tsp. Its current label entered the NIH Dietary Supplement Label Database on November 21, 2019.

What is in D-Ribose Powder?

Each row as the label prints it, per serving of 1 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).

D-Ribose Powder: Supplement Facts rows against the market (DSLD label 201104, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories10 Calories
Total Carbohydrates2 g1%Carbohydrate in D-Ribose 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: 6 g.

Total Sugars2 gSugar in D-Ribose Powder against 11,807 products2 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.2 g

48% of 11,807 products listing sugar give more (median 2 g). Per day at the most servings: 6 g.

Added Sugars2 g4%
D-Ribose2.2 gRibose in D-Ribose Powder against 199 products2.2 g per serving; the middle half of products list 0.5 g to 5 g, the median 2 g.2.2 g

Higher than 53% of 199 products listing ribose (median 2 g). Per day at the most servings: 6.6 g.

Source: NIH ODS Dietary Supplement Label Database, label 201104 (entered November 21, 2019), 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 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
Suggested use: As a dietary supplement for adults, take one (1) teaspoon one to three times daily, with meals, or as directed by a healthcare practitioner. Mix with 8 oz. water.
Warnings
Since 1947
If you are pregnant, nursing, taking any medications or have any medical condition, please consult your healthcare practitioner before taking any dietary supplement.
Not intended for persons under the age of 18.
Discontinue use and consult your healthcare practitioner if any adverse reactions occur.
Keep out of reach of children.
Do not use if outer bottle seal is missing or damaged.
Allergens and what it does not contain
Non-GMO Gluten, wheat & dairy free
Free of: Gluten, Wheat, Dairy, Soy, Yeast, Sodium, Artificial Flavor, Sweetener, Preservatives and Color.
Storage
Store at room temperature.

Source: label statements in DSLD label 201104.

What else is on the label?

Other ingredients: D-Ribose.

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

How many labels does D-Ribose Powder have?

3 labels are on file under this name since April 24, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 201104 (current) Entered November 21, 2019 · off the market November 2, 2022 · 5.3 oz. · UPC 0 33984 00988 2
  2. Label 81839 Entered February 23, 2018 · off the market March 31, 2015 · 5.3 oz. · UPC 0 33984 00988 2
  3. Label 44209 Entered April 24, 2015 · off the market September 10, 2018 · 5.3 oz. · UPC 0 33984 00988 2

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

Who makes it?

The label names Solgar, Inc. (manufacturer), Leonia, NJ, U.S.A.. All Solgar products.

Where next?