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Source Naturals


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1,000 mg 90 Tabs
Gluten Free
  • Promotes energy

  • Supports the body during physical activity

  • Aids in post-workout recovery
Source Naturals D-Ribose is ideal for workout, energy and recovery. During strenuous exercise, large amounts of ATP, the body's primary energy-carrying molecule, can be depleted in heart and skeletal muscle cells. D-Ribose is a simple sugar that is used by the body to synthesize nucleotides, ATP, nucleic acids, and glycogen.

Suitable for vegetarians and hypoallergenic. Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no starch, salt, preservatives or artificial color, flavor or fragrances.

Product Label

Supplement Facts

Serving Size 3 Tablets

Servings Per Container 30

  Amount Per Serving %Daily Value
Calories 15  
Total Carbohydrate 3 g 1%*
Sugars 3 g
Calcium 55 mg 6%
D-Ribose 3 g

*Percent Daily Values (%DV) are based on a 2,000 calorie diet.

†Daily Value not established.

Other ingredients: dibasic calcium phosphate, stearic acid, modified cellulose gum, and silica.

Suggested Use: 3 to 5 tablets daily with a meal.

CAUTION: If you are pregnant, may become pregnant, breastfeeding, have gout or any glucose metabolism disorders such as diabetes or hypoglycemia, or if are taking any prescription drug, consult your health care professional before using this product.


Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.

  • Suitable for vegetarians: contains no yeast, dairy, egg, gluten, soy or wheat.
  • Contains no starch, salt, preservatives, or artificial color, flavor or fragrance.

Terms and Ingredient Definitions

Source Naturals D-Ribose Reviews

Summary of Customer Ratings & Reviews

Customer Ratings & Reviews

D-Ribose 5 5 4 4
Great Energy Boost I take three tabs before workouts. Gives me energy boost for better exercises. December 6, 2013
Excellent Requires less pills per serving. Pills are smaller size. Very good buy. November 8, 2013
Workout endurance I workout with a trainer 3 days a week and they can be quite challenging. I have been using Source Naturals D-Ribose for about 6 months. And have really noticed a positive difference with my endurance while working out. I don't go to the gym without taking one. Also, I will take one after an especially tough workout. August 13, 2013
More convenient than powders I used the powder in drinks for a couple of years before I found these tablets. These are so much easier to take, as I can take them with straight water. They give me energy and stamina, not just a quick burst of energy and then a crash. I take 2 a day and I can tell if I don't. This is the best form of Ribose for me, as it is so convenient to take along with me wherever I go and I don't have to have something to drink with it that compliments the sort of brown sugary scent/flavor. It also doesn't stain my teeth as the powders do. November 1, 2012
1-4 of 4

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