PlainVitamins

Corvalen M Ribose

by Douglas Laboratories · powder · 12.2 ozs

  • On the market (NIH)
  • UPC 3 10539 03698 3
  • DSLD label 232681
  • Serving 6.2 g (1 Scoop or 2 Teaspoons)
  • 56 servings

Corvalen M Ribose by Douglas Laboratories lists 3 ingredients, 3 with an amount per serving of 6.2 g, such as 40 mg of magnesium, 240 mg of malate and 5 g of D-ribose, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on August 23, 2020.

What is in Corvalen M Ribose?

Each row as the label prints it, per serving of 6.2 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).

Corvalen M Ribose: Supplement Facts rows against the market (DSLD label 232681, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories25 Calories
Total Carbohydrates6 g2%Carbohydrate in Corvalen M Ribose against 21,979 products6 g per serving; the middle half of products list 1 g to 6 g, the median 3 g.6 g

Higher than 73% of 21,979 products listing carbohydrate (median 3 g).

Total Sugars5 gSugar in Corvalen M Ribose 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).

Magnesiumas Magnesium CitrateMagnesium (Form: as Magnesium Citrate)40 mg10%Magnesium in Corvalen M Ribose against 14,003 products40 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg40 mg

70% of 14,003 products listing magnesium give more (median 86 mg).

Malate240 mgMalic Acid in Corvalen M Ribose against 235 products240 mg per serving; the middle half of products list 222 mg to 1,200 mg, the median 588 mg.240 mg

71% of 235 products listing malic acid give more (median 588 mg).

D-Ribose5 gRibose in Corvalen M Ribose 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).

Source: NIH ODS Dietary Supplement Label Database, label 232681 (entered August 23, 2020), 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 one serving 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?

2 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: Adults take 1 scoop (2 teaspoons) daily with a meal or as directed by your healthcare professional. Dissolve powder in water, juice or other beverage and consume.
Warnings
Warning: If you are pregnant, or nursing, or if you are taking prescription medication, consult your health professional before using this product.
Not for parenteral use, store at room temperature, avoid excess heat and moisture
Keep out of the reach of children.
Use only if safety seal is intact.
Allergens and what it does not contain
Gluten-free, Non-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 232681.

What else is on the label?

Other ingredients: None.

How many labels does Corvalen M Ribose have?

3 labels are on file under this name since February 23, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 232681 (current) Entered August 23, 2020 · on the market · 12.2 ozs · UPC 3 10539 03698 3
  2. Label 56707 Entered February 23, 2016 · off the market February 26, 2018 · 12 oz. · UPC 3 10539 03698 3
  3. Label 5447 Entered February 23, 2012 · off the market December 15, 2015 · 56 servings · UPC 3 10539 03698 3

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

Who makes it?

The label names Douglas Laboratories (distributor), Pittsburgh, PA. All Douglas Laboratories products.

Where next?