Drug & supplement interaction

Grapefruit Diet + Zoledronic Acid

Zoledronic Acid brand names: Zometa, Aclasta, Reclast.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Grapefruit Diet and Zoledronic Acid in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first.

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Interaction report

Grapefruit Diet and Zoledronic Acid

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Zoledronic Acid and Grapefruit Diet in our sources. This does not guarantee that the combination is completely free of risk — research on Grapefruit Diet alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Grapefruit Diet at all — not against Zoledronic Acid, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

Grapefruit Diet is an eating pattern rather than something you take. Ask your pharmacist or doctor before changing how you eat while on a prescribed medicine: some medicines are dosed around meals, and a change in diet can change how they work. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Grapefruit Diet safety at a glance

Grapefruit Diet overall Use caution Grapefruit is a healthy food, but very low-calorie versions of this diet can be hard to sustain and grapefruit affects many medications.
Pregnancy Use caution Eating grapefruit as food is generally fine, but very low-calorie diets should be avoided during pregnancy.
Breastfeeding Use caution Grapefruit as food is usually fine, but restrictive dieting while breastfeeding is not recommended.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Zoledronic Acid and Grapefruit Diet? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Zoledronic Acid’s Own FDA Label Lists

This is not an interaction — none of it involves Grapefruit Diet. These are the most notable effects listed in the ADVERSE REACTIONS section of Zoledronic Acid’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you follow Grapefruit Diet and take the medicine. 7 of them are worth acting on rather than waiting out — marked below.

  • Bone thinning Worth acting on
  • Dehydration Worth acting on
  • Wheezing Worth acting on
  • An irregular heartbeat Worth acting on
  • Kidney problems Worth acting on
  • Anemia Worth acting on
  • Raised blood pressure Worth acting on
  • Pain in an arm or leg
  • Chills
  • Joint pain

Showing the 10 most notable of 22 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Zoledronic Acid. Read the label on DailyMed › Grapefruit Diet’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Grapefruit Diet side to compare — that is a limit of the record, not a statement that Grapefruit Diet has no side effects.

Everything else you take

See Every Supplement That Interacts With Zoledronic Acid

This page covers Grapefruit Diet only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Zoledronic Acid page lists 6 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Calcium (moderate), Dolomite (moderate), Iron (moderate), Magnesium (moderate) and Phosphate Salts (moderate).

By severity: 6 moderate.

From our pharmacist’s overview on the Zoledronic Acid page

“Most people on zoledronic acid (Reclast, Zometa) take it to protect their bones, and many are also told to take calcium, which happens to be the headline item on this short interaction list. All six ingredients on file rate moderate, none major, so these combinations are workable for most people once you realize that timing is nearly t…”

Reviewed by 2 · Jul 18, 2026

Open the Zoledronic Acid interaction page

How much people look this up

Where Grapefruit Diet and Zoledronic Acid Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Grapefruit Diet
Steady interest

#1,016 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Zoledronic Acid
Steady interest

#2,341 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions. Grapefruit Diet is not yet covered by that licensed database, so its write-up cites publicly available medical sources directly (see the references below).
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Grapefruit Diet reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 27, 2026. The Grapefruit Diet and Zoledronic Acid records this page draws on were last updated June 22, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Eating pattern

About Grapefruit Diet

What is Grapefruit Diet?

  • Weight loss
  • Appetite control
  • Short-term dieting
  • Blood sugar support
  • General 'detox' plans

The 'Grapefruit Diet' is a fad eating plan that pairs grapefruit or grapefruit juice with low-calorie meals, claiming the fruit burns fat. Any weight loss is most likely from cutting calories rather than a special fat-burning property of grapefruit. Grapefruit interacts with many medications, so talk to your pharmacist or doctor before starting.

Fruit and fruit juice (Citrus paradisi) · Fresh grapefruit, grapefruit juice, and as part of structured low-calorie meal plans; also grapefruit extract capsules sometimes marketed for weight loss

An interaction check asks whether these two react with each other — it does not ask whether Grapefruit Diet is a good idea for someone in your situation. Here is what our Grapefruit Diet record says about it on its own.

Grapefruit Diet: dosing

There is no standardized or medically established dose for the Grapefruit Diet. Plans typically suggest eating half a grapefruit or drinking a small glass of grapefruit juice with meals, but these amounts vary by version and are not based on solid research.If you choose to add grapefruit to your diet, a reasonable, food-based approach is far safer than a strict, very low-calorie plan.

From our Grapefruit Diet monograph — the full record covers uses, side effects and every documented interaction.

Read the full Grapefruit Diet monograph & all interactions
Medication

About Zoledronic Acid Injection

What Is Zoledronic Acid Injection Used For?

Brand names: Zometa, Aclasta, Reclast

Zoledronic acid injection is used to treat and prevent osteoporosis in postmenopausal women, increase bone mass in men with osteoporosis, and treat or prevent osteoporosis caused by long-term steroid (glucocorticoid) use in men and women. It is also used to treat Paget's disease of bone in men and women.

In postmenopausal women with osteoporosis, it reduces the risk of hip, spine, and other fractures. For patients at low fracture risk, your doctor may consider stopping therapy after 3 to 5 years — the right duration is a conversation to have with your prescriber.

Most-Reported Side Effects for Zoledronic Acid

From FAERS, the FDA’s public side-effect reporting system (0 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Arthralgia 3,222 reports
Nausea 2,818 reports
Fever 2,811 reports
Fatigue 2,798 reports
Osteonecrosis of jaw 2,709 reports
See full Zoledronic Acid Injection drug information
Keep checking

Other Drugs & Grapefruit Diet

Browse every other medication we’ve checked against Grapefruit Diet — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
No interaction 2,829 drugs checked — show the list
Evidence & sources

Grapefruit Diet References

The 2 sources that drive our Grapefruit Diet monograph — publicly available pages from reputable medical and government organizations. Every link was verified to work before publishing. Grapefruit Diet is not covered by the licensed Natural Medicines interaction database, so its page cites these public sources directly.

  1. Grapefruit — MedlinePlus Source
  2. Choosing a Safe and Successful Weight-Loss Program — NIH NIDDK Source

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Following Grapefruit Diet While Taking Zoledronic Acid: Common Questions

Is it safe to follow Grapefruit Diet while taking Zoledronic Acid?
We do not list a known interaction between Grapefruit Diet and Zoledronic Acid. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Does Zoledronic Acid interact with any supplements?
Yes. Zoledronic Acid has documented interactions with 6 supplements in our database — Grapefruit Diet is not one of them. The Zoledronic Acid interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Zoledronic Acid and Grapefruit Diet?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.