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Dietary supplement

D-Ribose Ingredients & Drug Interactions

by Hard Rhino

D-Ribose label
See full label image
Powder Category: Fiber And Other Nutrients
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 9, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking D-Ribose against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line Most serious interaction: Moderate

D-Ribose is a dietary supplement by Hard Rhino with 1 active ingredient. Its ingredients are commonly taken for energy and fatigue, athletic performance and recovery, fibromyalgia symptoms.Based on those ingredients, 86 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Bioenergy Ribose. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against D-Ribose by Hard Rhino

Ask about any prescription or over-the-counter medication and we check it for interactions with D-Ribose by Hard Rhino — and tell you which ingredient is responsible.

Pharmacist-reviewed data Checks every ingredient Answer in seconds
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HelloPharmacist Scorecard of D-Ribose by Hard Rhino

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 23, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

This product contains one active ingredient: Bioenergy Ribose. Ribose is a simple sugar (a five-carbon carbohydrate) that your cells use to produce energy.

The product contains no inactive ingredients or fillers.

Does it work?

Couldn't assess
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Not assessable

This is a single-ingredient Ribose product and its label doesn't state a use — see Ribose's own graded uses on its monograph.

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.

The evidence for ribose is mixed and often limited. For athletic performance and McArdle disease (a rare muscle disorder), it's rated possibly ineffective.

For restless legs syndrome, muscle soreness, heart failure, and recovery after heart bypass surgery, we don't have enough reliable evidence to say whether it works. The data we hold doesn't establish a clear benefit for common uses.

The evidence, ingredient by ingredient Ribose

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Ribose is generally well tolerated when taken by mouth for up to a month. The most common side effects are diarrhea, stomach discomfort, headache, nausea, and — importantly — low blood sugar.

Some people also report lightheadedness, increased appetite, or anxiety, though lowering the dose has resolved these in some cases. Long-term safety hasn't been well studied.

There isn't enough safety information to recommend ribose during pregnancy or while breastfeeding. Talk with your doctor or pharmacist about whether it's right for you if you're pregnant, planning to become pregnant, or nursing.

Side effects, ingredient by ingredient Ribose

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Ribose.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: diabetes medications.
  • For scale: 86 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

If you take antidiabetes drugs or insulin, double-check your specific medications before starting this product — both carry a Moderate risk of low blood sugar when combined with ribose. No other medication interactions are documented in our data for this ingredient.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no assessable stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

D-Ribose may be worth considering if you're curious about energy support, but the evidence for most uses is weak or missing. The key caution is blood sugar — if you take diabetes medication or insulin, you need to check with your own doctor or pharmacist before adding this product, since it can lower glucose levels.

For anyone without blood sugar concerns, short-term use appears generally tolerated, but long-term safety remains unclear.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Mar 24, 2017.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about D-Ribose, straight from the product label.

Brand Hard Rhino
Barcode (UPC) 798711499175
Net contents 125 Gram(s); 4.4 Oz(s)
Market status On market
Date entered into DSLD Mar 24, 2017
DSLD ID 72384
Product type Fiber And Other Nutrients
Supplement form Powder
Dietary claims / uses Nutrient, All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy Free
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for D-Ribose by Hard Rhino, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
1 Gram(s)
Maximum serving Sizes:
1 Gram(s)
Servings per container
125
UPC/BARCODE
798711499175
IngredientAmount% DV
Bioenergy Ribose1000 mg--

Other ingredients: None

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Formulation

No added fillers

Allergens: This product contains no soy, dairy, dairy byproducts, eggs, shellfish, wheat, gluten, tree nuts, or sesame seeds.

This is a non-GMO ingredient.

General Statements

Only pure ingredients

Pure powder

Suggested/Recommended/Usage/Directions

Suggested Use: As a dietary supplement, take 1000 mg (~1/3 tsp) mixed with 8-16 ounces of water or suitable beverage. Taken 1-3 times daily or as directed by your qualified health professional.

1 Carefully measure out suggested serving size using a microscale. 2 Add to preferred beverage. 3 Mix well. 4 Drink within 10-15 minutes. How to use

FDA Disclaimer Statement

These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure or prevent any diseases.

Precautions

Warning: Keep out of the reach of children. Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s).

Do not take this or any other supplement if under the age of 18, pregnant or nursing a baby, or if you have any known or suspected medical conditions and/or taking prescription drug(s) or OTC medication(s).

Always consult with a qualified health physician before taking any new dietary supplement.

Do not use or consume if pressure seal is broken.

Do not use or consume if seal is broken.

Seals/Symbols

Lab tested for purity and quality

Packaged in USA

FDA Statement of Identity

Dietary Supplement

Storage

Storage: Store in a cool, dry place. Re-seal zipper immediately after use to preserve freshness.

Formula

Powered by: Bioenergy Ribose

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

D-Ribose by Hard Rhino label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

D-Ribose label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in D-Ribose by Hard Rhino

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size1 Gram(s) Dosage formPowder Servings per container125 Amounts shown are per serving.

Bioenergy Ribose

Interacts with
86 drugs
1000 mg per serving Form: D-Ribose, Powder

Ribose (D-ribose) is a simple sugar your body makes naturally and uses to build energy molecules like ATP. Some people take it for fatigue, fibromyalg...

Bioenergy Ribose monograph & interactions

Other (inactive) ingredients: None. These complete the product’s ingredient list but are not active constituents.

Interaction report

D-Ribose by Hard Rhino Drug Interactions

Want to check YOUR meds against D-Ribose?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
86Drugs
86 Moderate

Ingredients driving the most interactions

Bioenergy Ribose 86

Individual Drug Interactions

The ingredients in D-Ribose interact with 86 drugs. Click any drug to see the details.

1 of the 1 ingredient in D-Ribose interact with drugs. Each result below shows which ingredient is responsible. Bioenergy Ribose

Each ingredient & the kinds of drugs it affects

For each ingredient in D-Ribose with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Bioenergy Ribose2 drug types · 86 drugs

Antidiabetes Drugs

Theoretically, taking ribose in combination with antidiabetes drugs might increase the risk of hypoglycemia.
In clinical research, ribose decreases serum glucose levels in a dose-dependent manner.

Likelihood Probable Evidence B
Insulin

Theoretically, taking ribose with insulin could increase the hypoglycemic effect of insulin.
In clinical pharmacokinetic studies, oral administration of ribose modestly increased serum insulin levels.

Likelihood Possible Evidence B
Bioenergy Ribose full monograph & interactions
The maker

Brand information

Manufacturer and brand details for D-Ribose, from the product label.

Hard Rhino

See all Hard Rhino products
Name
Guardian Wholesale
Street Address
1607 West Whispering Wind Drive
City
Phoenix
State
AZ
ZipCode
85085
Phone Number
(866) 961-8378
Web Address
HardRhino.com
Pharmacist Counseling Corner

D-Ribose by Hard Rhino: Common Questions

Does D-Ribose by Hard Rhino interact with any medications?
Yes. Based on its ingredients, D-Ribose has a known interaction with 86 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
D-Ribose contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
What is D-Ribose and what does it do in the body?
D-Ribose is a simple sugar that your cells use to make energy. It's found naturally in your body, but this supplement gives you an extra dose. It's been studied mainly for athletic performance and heart health, though the evidence for those uses is limited.
Can I take this if I have diabetes or take insulin?
Not without checking first. Ribose lowers blood sugar on its own, and combining it with diabetes drugs or insulin could cause your blood sugar to drop too far. Talk with your doctor or pharmacist about your specific medications before starting — they may want to monitor your levels more closely.
What are the most common side effects?
Diarrhea, stomach discomfort, headache, and nausea are the most common. Low blood sugar can also occur, especially if you're on diabetes medications. Some people report lightheadedness or mild anxiety, but lowering the dose has helped in those cases.
Is it safe to take long-term?
Ribose appears well tolerated for short periods — up to about a month in research. Long-term safety hasn't been well studied, so we don't have solid data on what happens if you take it for months or years.
Can I take this while pregnant or breastfeeding?
There isn't enough safety information to recommend ribose during pregnancy or while breastfeeding. Talk with your doctor or pharmacist for personalized advice if you're pregnant, planning to become pregnant, or nursing.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Not sure if D-Ribose is safe with your meds?

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Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

D-Ribose label
Go deeper

The Full Monographs Behind D-Ribose’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Ribose

Interacts with 86 drugs

Ribose (D-ribose) is a simple sugar your body makes naturally and uses to build energy molecules like ATP. Some people take it for fatigue, fibromyalgia, exercise recovery, or heart conditio...

Read the full Ribose monograph →
Sources

Sources & How We Checked

D-Ribose's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

The 8 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Ribose 8 references
  1. Segal S, Foley J. The metabolism of D-ribose in man. J Clin Invest 1958;37:719-35. PubMed
  2. Perlmutter NS, Wilson RA, Angello DA, et al. Ribose facilitates thallium-201 redistribution in patients with coronary artery disease. J Nucl Med 1991;32:193-200.
  3. Hegewald MG, Palac RT, Angello DA, et al. Ribose infusion accelerates thallium redistribution with early imaging compared with late 24-hour imaging without ribose. J Am Coll Cardiol 1991;18:1671-81. PubMed
  4. Pliml W, von Arnim T, Stalein A, et al. Effects of ribose on excercise-induced ischaemia in stable coronary artery disease. Lancet 1992;340:507-10.
  5. Burke ER. D-Ribose What You Need To Know. Garden City Park, NY: Avery Publishing Group 1999;1-43.
  6. Gross M, Reiter S, Zollner N. Metabolism of D-ribose administered continuously to healthy persons and to patients with myoadenylate deaminase deficiency. Klin Wochenschr 1989;67:1205-13. PubMed
  7. Teitelbaum JE, Johnson C, St Cyr J. The use of D-ribose in chronic fatigue syndrome and fibromyalgia: a pilot study. J Altern Complement Med 2006;12:857-62. PubMed
  8. Thompson J, Neutel J, Homer K, Tempero K, Shah A, Khankari R. Evaluation of D-ribose pharmacokinetics, dose proportionality, food effect, and pharmacodynamics after oral solution administration in healthy male and female subjects. J Clin Pharmacol 2014;54 PubMed

See these in context on the Ribose monograph →

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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