PlainVitamins

Best D-Ribose Powder

by Doctor's Best · powder · 8.8 oz.

  • On the market (NIH)
  • UPC 7 53950 00173 2
  • DSLD label 43425
  • Serving 5 g (1 scoop)
  • 50 servings

Best D-Ribose Powder by Doctor's Best lists one ingredient: 5 g of D-ribose per serving of 5 g. Its current label entered the NIH Dietary Supplement Label Database on March 25, 2015.

What is in Best D-Ribose Powder?

Each row as the label prints it, per serving of 5 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).

Best D-Ribose Powder: Supplement Facts rows against the market (DSLD label 43425, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories20 Calories
Total Carbohydrates5 g2%Carbohydrate in Best D-Ribose Powder against 21,979 products5 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.5 g

Higher than 65% of 21,979 products listing carbohydrate (median 3 g). Per day at the most servings: 10 g.

Sugar5 gSugar in Best D-Ribose Powder against 11,807 products5 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.5 g

Higher than 78% of 11,807 products listing sugar (median 2 g). Per day at the most servings: 10 g.

D-Ribose5 gRibose in Best D-Ribose Powder against 199 products5 g per serving; the middle half of products list 0.5 g to 5 g, the median 2 g.5 g

Higher than 72% of 199 products listing ribose (median 2 g). Per day at the most servings: 10 g.

Source: NIH ODS Dietary Supplement Label Database, label 43425 (entered March 25, 2015), 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 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 Adult Use: Take 1 scoop mixed in water, juice or other beverage, twice daily, or as recommended by a nutritionally-informed physician. For best results take just before or after a meal.
Warnings
Caution: Diabetics, pregnant or lactating women, and those with chronic gout should consult their physician before using this product.
Allergens and what it does not contain
Non-GMO Gluten Free
Storage
Store in a cool dry palce.
Storage Instructions: Store tightly closed container at room temperature. Avoid excess heat and moisture.

Source: label statements in DSLD label 43425.

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): BIOENERGY(TM) RIBOSE OU; Vegan(TM).

How many labels does Best D-Ribose Powder have?

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

  1. Label 60034 Entered May 22, 2016 · off the market October 20, 2017 · 8.8 ozs · UPC 7 53950 00173 2
  2. Label 43425 (current) Entered March 25, 2015 · on the market · 8.8 oz. · UPC 7 53950 00173 2

DSLD also links this label to: Best D-Ribose (image difference, same product), Best D-Ribose (image difference, same product), Pure D-Ribose Powder (image difference, same product), Pure D-Ribose Powder (image difference, same product), Pure D-Ribose Powder (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 Doctor's Best, Inc. (distributor), San Clemente, CA. All Doctor's Best products.

Where next?