Herb & supplement monograph

Ellagic Acid Drug Interactions, Uses, Effectiveness, Safety & More

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS ·Updated July 2026

What is this page for?

First and foremost: how Ellagic Acid interacts with medications. The heart of this page is the interaction list — every drug Ellagic Acid is known to interact with, and how serious each one is.

But these pages have grown well beyond that into a full monograph — what Ellagic Acid is, what people use it for and how strong the evidence is, its safety and side effects, and answers to the questions we’re asked most — written and reviewed by the clinical staff at HelloPharmacist. It’s educational information from our licensed clinical databases, not medical advice, and we don’t sell or endorse products. Our editorial policy

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Ellagic Acid Drug Interactions: The Bottom Line

From the HelloPharmacist Editorial Team · Updated July 2026

Based on the available evidence, the overall risk of a clinically significant Ellagic Acid drug interaction appears low for most people, with the main caution applying to those who take medicines that lower blood sugar. None of the listed interactions are rated major, and the dozens of medications involved all fall into a single moderate concern centered on blood sugar control.

Interactions deserving the most attention

The interaction that deserves the most attention involves diabetes medications such as metformin. Some clinical research shows ellagic acid can lower fasting and after-meal blood sugar in people with type 2 diabetes who are already on stable doses of these medicines. In theory, combining them could push blood sugar too low, so this pairing matters most for anyone whose glucose is closely managed.

What the rest of the list means

Although many individual medications appear on the interaction list, they nearly all trace back to this one blood sugar effect rather than dozens of separate problems. The concern about added low blood sugar remains largely theoretical, since studies so far show a glucose-lowering effect but have not confirmed harmful drops when the two are combined. For people not taking diabetes medicines, we see nothing in the data that stands out.

Check your medications against Ellagic Acid

Based on HelloPharmacist’s Ellagic Acid interaction data and reviewed under our editorial standards.

Interaction report

Drugs that interact with Ellagic Acid

86 medications have a known interaction with Ellagic Acid, graded by severity. Select any drug for the full evidence-based detail.

Don’t want to scroll the list? Just ask.

Tell us the medications you take and we’ll check each one against Ellagic Acid using our pharmacist-reviewed interaction data.

AI summaries are generated from our Ellagic Acid interaction data for education only — always confirm with your pharmacist. How we use AI

2,830 drugs

Read The List Like a Pharmacist

What Severity, Likelihood & Evidence Mean

Severity — How Serious It Can Be

Major. Clinically significant; generally best avoided, or used only under direct professional supervision.
Moderate. May need monitoring, a dose adjustment, or separating the times you take each one.
Minor. Generally not clinically significant, but still worth noting and mentioning to your pharmacist.
No known interaction. Checked against our sources with nothing documented — not the same as proven safety.

Likelihood — How Well It’s Documented

Likely. Well-controlled human studies have demonstrated the likely existence of this interaction
Probable. Interaction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
Possible. Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists
Unlikely. Interaction has been demonstrated in animal or in lab research but has been shown not to occur in humans.

Where This Data Comes From

Interaction records are evidence-graded and sourced from the Natural Medicines database (TRC Healthcare), the same reference used by pharmacists and hospitals.
Each drug listed above links to the full report for that exact Ellagic Acid combination — clinical detail, likelihood, evidence level, and citations.
Content is reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

The big picture

The kinds of drugs Ellagic Acid affects

Every type of medication (drug category) Ellagic Acid is known to interact with. Open any category for the detail — or search your exact drug in the checker above.

All 1 drug category Ellagic Acid interacts with

Antidiabetes Drugs

Some clinical research shows that ellagic acid reduces fasting and postprandial glucose levels in patients with type 2 diabetes who are on stable doses of hypoglycemic agents such as metformin. Theoretically, taking ellagic acid with antidiabetes drugs might increase the risk of hypoglycemia.

Likelihood Possible Evidence B

Monograph

Ellagic Acid: Uses, Safety & Side Effects

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Reviewed July 2026 ·

The bottom line

Ellagic acid is a natural plant compound (a polyphenol) found in foods like pomegranates, raspberries, strawberries, and walnuts. It is studied mostly in laboratory and animal research for antioxidant and possible anti-cancer effects, but strong human evidence is lacking. Eating ellagic-acid-rich foods is healthy, but supplements are not proven to treat any disease, so check with a pharmacist or doctor before using them.

Part used: Naturally found in the fruit, seeds, and skins of many plants
Common forms: Capsules, tablets, powders, and as part of fruit extracts (such as pomegranate or red raspberry seed extract)

People commonly use it for

Antioxidant support
General anti-aging or 'cleanse' products
Cancer prevention interest
Skin and beauty products
Heart and metabolic health

Popular and traditional uses — not proof it works. See “Uses & effectiveness” below for the evidence.

Safety at a glance

OverallUse caution

Generally considered safe in foods, but concentrated supplements are not well studied in humans.

PregnancyInsufficient reliable information

Insufficient reliable information available; avoid using.

Read the full pregnancy detail

BreastfeedingInsufficient reliable information

Insufficient reliable information available; avoid using.

Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center). Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

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Overview

Ellagic acid is a natural compound called a polyphenol. It is found in many plant foods, especially fruits and nuts. Some of the richest natural sources include pomegranates, raspberries, strawberries, blackberries, walnuts, and pecans.

In the body, ellagic acid is also formed when your gut bacteria break down related plant compounds called ellagitannins. People take it as a supplement because of its antioxidant properties and its appearance in many "cleanse," anti-aging, and immune-support products.

It is sold on its own as capsules or powders, and it is often part of fruit extracts like pomegranate or red raspberry seed extract.

How it works

Ellagic acid is thought to work mainly as an antioxidant. Antioxidants can help protect cells from damage caused by unstable molecules called free radicals.

In laboratory studies, it has also shown effects on inflammation, and it appears to influence certain enzymes and signals inside cells that are involved in how cells grow and die. Some researchers believe these actions explain its interest in cancer research.

It's important to know that ellagic acid is not absorbed very well from the gut. Much of what we eat is changed by gut bacteria into other compounds called urolithins, which may be responsible for some of the effects seen in research. Most of these mechanisms are based on cell and animal studies and have not been confirmed in people.

Effectiveness

Does Ellagic Acid work?

Here’s what the research actually shows for each use — graded by Natural Medicines and reviewed by Dr. Brian Staiger, PharmD.

Evidence overview · 7 uses evaluated

7 Insufficient evidence

How to read these evidence grades

Natural Medicines’ 7-point scale. We show each rating’s label word-for-word.

1EffectiveStrong, consistent evidence it works.

2Likely EffectiveGood evidence, though not yet conclusive.

3Possibly EffectiveSome evidence suggests a benefit.

4Possibly IneffectiveSome evidence it may not help.

5Likely IneffectiveFairly strong evidence it doesn’t help.

6IneffectiveStrong evidence it doesn’t work.

7Insufficient Reliable Evidence to RateToo little research to say either way.

For Ellagic Acid, current evidence isn’t strong enough to rate any specific use. The conditions it has been studied for are listed below.

Also studied for 7 conditions — evidence insufficient to rate

Insufficient Reliable Evidence To Rate Bladder cancer