Douglas Laboratories

Corvalen Ribose

$68.50Corvalen 9.9 Oz. (280g) Powder

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The Promise

Pure D‑Ribose Powder — simple, additive‑free fuel

Provides 5 g servings of pure D‑ribose in a powdered form without artificial colors, flavors, gluten, or preservatives.

Single‑ingredient formula

Each 5 g scoop delivers only D‑ribose, with no other active ingredients or fillers.

No artificial additives

Free from artificial coloring, flavoring, gluten, and preservatives.

Powder format for flexible dosing

Comes as a 280 g powder (9.9 oz) allowing you to measure 5 g servings with the included scoop.

Dietary information included

A 5 g serving supplies 20 calories and 5 g total carbohydrate (all sugars) per scoop.

Why It Works

Energy‑supporting ribose — how the ingredient is presented*

D‑ribose is a pentose sugar used directly in cellular energy pathways, provided here as 5 g doses to support metabolic needs.*

01

Relevant sugar form

D‑ribose is supplied as the specific pentose sugar form that participates in ATP production.

02

Meaningful per‑serving amount

Each scoop supplies a full 5 g of D‑ribose, which is the stated normal single dose.

03

Consistency of dosing

The powder format enables repeated 5 g doses to maintain intake over the day.

04

Intended use

Provides pure D‑ribose when additional dietary ribose intake is desired.

Reviews

Customer Reviews

Your Journey

Using Corvalen — practical dosing and precautions

Follow straightforward scoop‑based dosing, store properly, and observe a single concise precaution.

Serving size

Measure 1 scoop (2 teaspoons) = 5 g

Use the provided scoop; one scoop equals the normal single dose of 5 g D‑ribose.

Daily schedule

Take 5 g up to two times daily with meals

Typical use is one 5 g scoop with the morning and evening meals; a third midday scoop may be taken if directed by your healthcare professional.

Preparation & format

Mix into beverages or soft foods

Dissolve the powder in water, juice, or a soft food for easy consumption; adjust liquid volume for taste.

Storage

Keep in a cool, dry place

Store away from excess heat and moisture to preserve powder quality.

Product education

Douglas Laboratories Corvalen for Heart Health and Energy Support*

Corvalen by Douglas Laboratories is a clinical nutrition product designed to provide metabolic support for individuals facing challenges with heart disease, chronic fatigue syndrome, and muscular diseases such as fibromyalgia. This D-ribose supplement is clinically proven to restore cellular energy, promoting healthy tissue function and enhancing exercise tolerance. Corvalen fulfills a distinct nutritional requirement that cannot be met through diet alone, making it an essential addition for those needing extra support in their energy metabolism.*

Key Benefits

  • Supports cardiovascular health and energy production*
  • Helps improve exercise tolerance and quality of life*
  • Contains pure D-ribose, essential for cellular energy
  • Free from artificial additives and allergens

How It Works

Corvalen contains pure D-ribose, a natural pentose sugar crucial for ATP (adenosine triphosphate) production in the body. ATP is the primary energy carrier in cells, and D-ribose supplementation can help restore energy levels in tissues that are energy-depleted. This product is particularly beneficial for individuals whose bodies cannot produce ribose quickly enough to meet their energy demands.*

Evidence & Research

Clinical research indicates that D-ribose can be beneficial in managing conditions associated with energy depletion, such as congestive heart failure and chronic fatigue syndrome. While individual results may vary, many users report improved energy levels and overall well-being.*

Formula & Quality

  • Serving Size: 5g (1 scoop or 2 teaspoons)
  • This product does not contain artificial coloring, flavoring, gluten, or preservatives
  • Store in a cool, dry place, away from excess heat and moisture
  • Consult a healthcare professional if you are pregnant or diabetic

How to Use

The normal dosage is 5 grams of D-ribose taken two times a day with meals. A third dose may be added as needed, or as directed by your healthcare professional.

Supplement record

Review serving details and ingredients for this product.

Supplement Facts:
Suggested Use: 1 scoop (2 teaspoonfuls) is equivalent to 5 grams. Normal dosage is 5 grams D-ribose taken two times a day with the morning and evening meals. A third dose may be added at midday as needed. Continued use is required to maintain the benefits of Corvalen®.
1 scoop (2 teaspoonfuls)
Ingredients AMT %DV
Calories 20 -
Total Carbohydrate 5g 2%
Sugars 5g -
D-ribose 5g -
Other Ingredients: -
(-) There is no %DV or the manufacturer has not provided this data.