Drug & supplement interaction

Royal Jelly + Lovastatin

Lovastatin brand names: Mevacor, Altocor.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Royal Jelly and Lovastatin 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. Additionally, although there is no interaction, the label for Lovastatin states a food rule worth keeping to, and the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Royal Jelly and Lovastatin

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 Lovastatin and Royal Jelly in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. 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.

Royal Jelly safety at a glance

Royal Jelly overall Use caution Generally well tolerated, but it can trigger serious allergic reactions in sensitive people.
Pregnancy Avoid Not enough safety information; best to avoid during pregnancy.
Breastfeeding Avoid Not enough safety information; best to avoid while breastfeeding.

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

Still wondering about combining Lovastatin and Royal Jelly? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Lovastatin

Interactions in our licensed database are recorded against drug classes, not just single drug names. Lovastatin is filed under 8 classifications — including hmg-coa reductase inhibitors ("statins"), organic anion-transporting polypeptide substrates (oatp), cytochrome p450 2c9 (cyp2c9) inhibitors. Royal Jelly has documented interactions with 2 drug classes — the most serious being antihypertensive drugs (moderate) and warfarin (coumadin) (moderate) — and none of Lovastatin’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Royal Jelly Does Interact With Other Medications

Royal Jelly has 174 moderate known drug interactions in our database — Lovastatin isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Royal Jelly

Covers the 2,830 medications we’ve checked against Royal Jelly. Pick one to open its full report.

What to actually watch for

No Interaction Found — But Data Suggests Royal Jelly and Lovastatin May Share Several of the Same Side Effects

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do. 4 of them are worth acting on rather than waiting out — marked below.

  • Shortness of breath / A severe allergic reaction / Hives Worth acting on reported in 4.8% of FDA reports for Lovastatin Additional detail

    Royal Jelly

    “In people with a history of atopy or asthma, royal jelly taken orally appears to cause a high rate of allergic symptoms including pruritus, urticaria, eczema, eyelid and facial edema, conjunctivitis, rhinorrhea, dyspnea, oral allergy syndrome, and asthma. In severe cases, royal jelly can cause status asthmaticus, anaphylaxis, and death.”

    Royal Jelly · Natural Medicines adverse-effect record, reported in allergic rhinitis (hay fever).

    6 sources cited
    1. 792. Bullock RJ, et al. Fatal royal jelly-induced asthma. Med J Aust 1994;160:44. DOI
    2. 7315. Harwood M, Harding S, Beasley R, Frankish PD. Asthma following royal jelly. N Z Med J 1996;109:325.
    3. 7316. Laporte JR, Ibaanez L, Vendrell L, Ballarin E. Bronchospasm induced by royal jelly. Allergy 1996;51:440. DOI
    4. 10623. Leung R, Thien FC, Baldo B, et al. Royal jelly-induced asthma and anaphylaxis: clinical characteristics and immunologic correlations. J Allergy Clin Immunol 1995;96:1004-7. PubMed
    5. 10624. Peacock S, Murray V, Turton C. Respiratory distress and royal jelly. BMJ 1995;311:1472. DOI
    6. 108511. Li JD, Cui L, Xu YY, Guan K. A case of anaphylaxis caused by major royal jelly protein 3 of royal jelly and its cross-reactivity with honeycomb. J Asthma Allergy 2021;14:1555-7. PubMed

    Lovastatin

    Listed in the ADVERSE REACTIONS section of the FDA label for Lovastatin, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

  • An allergic reaction Worth acting on Additional detail

    Royal Jelly

    Recorded for Royal Jelly in the same Natural Medicines adverse-effect record shown under Shortness of breath / A severe allergic reaction / Hives above.

    Lovastatin

    Listed in the ADVERSE REACTIONS section of the FDA label for Lovastatin. Read the label on DailyMed ›

  • Itching / A skin rash Additional detail

    Royal Jelly

    Recorded for Royal Jelly in the same Natural Medicines adverse-effect record shown under Shortness of breath / A severe allergic reaction / Hives above.

    Lovastatin

    Listed in the ADVERSE REACTIONS section of the FDA label for Lovastatin. Read the label on DailyMed ›

  • Dizziness reported in 4.5% of FDA reports for Lovastatin Additional detail

    Royal Jelly

    “There is one report of dizziness in a patient who took a combination product containing royal jelly, bee pollen extract, and a bee pollen plus pistil extract.”

    Royal Jelly · Natural Medicines adverse-effect record, reported in vertigo.

    1 source cited
    1. 12008. Winther K, Hedman C. Assessment of the Effects of the Herbal Remedy Femal on the Symptoms of Premenstrual Syndrome: A Randomized, Double-Blind, Placebo-Controlled Study. Curr Ther Res Clin Exp 2002;63:344-53. DOI

    Lovastatin

    Listed in the ADVERSE REACTIONS section of the FDA label for Lovastatin, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

  • Stomach pain / Diarrhea reported in 5.0% of FDA reports for Lovastatin Additional detail

    Royal Jelly

    “There is one case report of hemorrhagic colitis with abdominal pain, bloody diarrhea with concomitant hemorrhagic and edematous mucosa of the sigmoid colon after ingestion of royal jelly. Symptoms resolved within 2 weeks following discontinuation of royal jelly and conservative treatment.”

    Royal Jelly · Natural Medicines adverse-effect record, reported in diarrhea.

    1 source cited
    1. 3516. Yonei Y, Shibagaki K, Tsukada N, et al. Case report: haemorrhagic colitis associated with royal jelly intake. J Gastroenterol Hepatol 1997;12:495-9.

    Lovastatin

    Listed in the ADVERSE REACTIONS section of the FDA label for Lovastatin, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

Reported for Royal Jelly but not commonly for Lovastatin: wheezing and swelling.

Effects for Lovastatin come from the ADVERSE REACTIONS section of its FDA label; effects for Royal Jelly come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 25,528 voluntary FDA FAERS reports for Lovastatin that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

How to take them

Some Lovastatin Products Have a Food Rule — Royal Jelly Should Not Break It

At least one FDA label for a product containing Lovastatin says to take it with food. If you take Royal Jelly on an empty stomach out of habit, keep them separate — and take Lovastatin with a meal where the label says to.

This may not be true of your version. Food instructions belong to the product, not the ingredient: two Lovastatin products can carry different directions, and extended-release forms often differ from immediate-release ones. The label we read is quoted below — check the directions on your own box or bottle, or ask your pharmacist, for how to take the exact product you were given.

Lovastatin tablets USP should be given with meals.

From the Dosage and Administration section of the FDA label we read for Lovastatin — where that label names a specific product, the instruction is that product's. Read the label on DailyMed ›

A food rule is not an interaction — it is about how much of the medicine you absorb. The directions that came with your own product, and your pharmacist, outrank anything on this page.

Overlapping uses

What Lovastatin Is Prescribed For, and What Royal Jelly Has Been Studied For

These two come up together because they touch the same health topic — not because they do the same job. Lovastatin is a prescription medicine with approved uses on its FDA label. Royal Jelly is a supplement: what follows is what researchers have looked at it for, and how strong that evidence is.

Lovastatin is prescribed for: Lovastatin is used to lower high LDL ("bad") cholesterol and total cholesterol in people whose levels have not improved enough with diet alone. It is also used to slow the buildup of plaque in the arteries (coronary atherosclerosis) in people who already have coronary heart disease. In adults without existing heart disease but with high cholesterol and low HDL ("good") cholesterol, lovastatin tablets are approved to reduce the risk of heart attack, unstable angina, and the need for procedures to open blocked arteries. Lovastatin tablets are also approved for adolescents aged 10–17 with a specific inherited condition called heterozygous familial hypercholesterolemia (heFH), when diet changes alone haven't been enough.

Royal Jelly has been studied for:

  • Atherosclerosis studied, not established Royal Jelly has been studied for this. Natural Medicines rates the evidence: Insufficient Reliable Evidence To Rate Read what the research shows

    Royal Jelly for atherosclerosis

    Although there has been interest in using oral royal jelly for atherosclerosis, there is insufficient reliable information about the clinical effects of royal jelly for this purpose.

Effectiveness ratings and the research summaries above are the verbatim record from the Natural Medicines database, which grades evidence from “Effective” down to “Insufficient Reliable Evidence To Rate”. A rating below the top of that scale means researchers have looked at it — not that it works, and never that it can stand in for a prescribed medicine. Do not stop or replace Lovastatin on your own; if you are taking Royal Jelly for the same health topic, tell your prescriber, especially if the medicine is being adjusted to a target.

From our Q&A

Questions About Royal Jelly or Lovastatin

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Royal Jelly or Lovastatin, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Lovastatin

This page covers Royal Jelly only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Lovastatin page lists 184 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Apple (major), Beer (major), Grapefruit (major) and Siberian Cocklebur (major).

By severity: 8 major · 140 moderate · 36 minor.

From our pharmacist’s overview on the Lovastatin page

“Lovastatin (Mevacor) lowers cholesterol, and the liver clears it through an enzyme called CYP3A4, which is where most of these 184 supplements collide with it. This list deserves careful attention.”

Reviewed by 2 · Jul 18, 2026

Open the Lovastatin interaction page

One more smart check

Taking Royal Jelly as Part of a Dietary Supplement Product? Check It for Interactions

We hold 677 real supplement products containing Royal Jelly, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Royal Jelly. Even though Royal Jelly itself has no known interaction with Lovastatin, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Royal Jelly and Lovastatin 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 Royal Jelly
Top 25%

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

29 days ago today
Medication Lovastatin
Steady interest

#1,499 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.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Royal Jelly reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Royal Jelly and Lovastatin records this page draws on were last updated July 10, 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 .
Supplement

About Royal Jelly

What is Royal Jelly?

Royal Jelly
  • Menopausal symptoms
  • Skin health and wound care
  • Immune support
  • General energy and vitality
  • Cholesterol support
  • Eye dryness (eye drops)

Royal jelly is a nutrient-rich substance made by worker bees to feed the queen bee. People take it for menopause symptoms, energy, skin, and immune support, but solid human evidence is limited for most uses. It is generally well tolerated by most people, but it can cause serious allergic reactions, especially in those allergic to bees or with asthma.

Secretion from the glands of worker honey bees (Apis mellifera) · Capsules, softgels, fresh (frozen) jelly, liquid, powder, and skin creams

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

Royal Jelly: dosing

There is no official or standardized dose of royal jelly. The amounts used in studies have varied widely, and products differ in their strength and purity.Because there is no proven best dose, it is wise to follow the directions on the product label and not take more than recommended.

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

Read the full Royal Jelly monograph & all interactions
Medication

About Lovastatin

What Is Lovastatin Used For?

Brand names: Mevacor, Altocor

Lovastatin is used to lower high LDL ("bad") cholesterol and total cholesterol in people whose levels have not improved enough with diet alone. It is also used to slow the buildup of plaque in the arteries (coronary atherosclerosis) in people who already have coronary heart disease.

In adults without existing heart disease but with high cholesterol and low HDL ("good") cholesterol, lovastatin tablets are approved to reduce the risk of heart attack, unstable angina, and the need for procedures to open blocked arteries. Lovastatin tablets are also approved for adolescents aged 10–17 with a specific inherited condition called heterozygous familial hypercholesterolemia (heFH), when diet changes alone haven't been enough.

Most-Reported Side Effects for Lovastatin

From FAERS, the FDA’s public side-effect reporting system (25,528 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Fatigue 1,535 reports
Nausea 1,401 reports
Diarrhea 1,275 reports
Dyspnea 1,226 reports
Dizziness 1,159 reports
See full Lovastatin drug information
Keep checking

Other Drugs & Royal Jelly

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

0Major
174Moderate
0Minor
2,655No known interaction
Moderate

174 interactions

Showing 60 of 174 moderate interactions — see all 174 on the Royal Jelly page.

No interaction 2,655 drugs checked — show the list
Evidence & sources

Royal Jelly References

The 14 references that drive our Royal Jelly monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Takahashi M, Matsuo I, Ohkido M. Contact dermatitis due to honeybee royal jelly. Contact Dermatitis 1983;9:452-5.
  2. Bullock RJ, et al. Fatal royal jelly-induced asthma. Med J Aust 1994;160:44. DOI
  3. Thien FC, Leung R, Baldo BA, et al. Asthma and anaphylaxis induced by royal jelly. Clin Exp Allergy 1996;26:216-22. PubMed
  4. Yonei Y, Shibagaki K, Tsukada N, et al. Case report: haemorrhagic colitis associated with royal jelly intake. J Gastroenterol Hepatol 1997;12:495-9.
  5. Harwood M, Harding S, Beasley R, Frankish PD. Asthma following royal jelly. N Z Med J 1996;109:325.
  6. Laporte JR, Ibaanez L, Vendrell L, Ballarin E. Bronchospasm induced by royal jelly. Allergy 1996;51:440. DOI
  7. Leung R, Thien FC, Baldo B, et al. Royal jelly-induced asthma and anaphylaxis: clinical characteristics and immunologic correlations. J Allergy Clin Immunol 1995;96:1004-7. PubMed
  8. Peacock S, Murray V, Turton C. Respiratory distress and royal jelly. BMJ 1995;311:1472. DOI
  9. Winther K, Hedman C. Assessment of the Effects of the Herbal Remedy Femal on the Symptoms of Premenstrual Syndrome: A Randomized, Double-Blind, Placebo-Controlled Study. Curr Ther Res Clin Exp 2002;63:344-53. DOI
  10. Lee NJ, Fermo JD. Warfarin and royal jelly interaction. Pharmacotherapy 2006;26:583-6. PubMed
  11. Tokunaga, K. H., Yoshida, C., Suzuki, K. M., Maruyama, H., Futamura, Y., Araki, Y., and Mishima, S. Antihypertensive effect of peptides from royal jelly in spontaneously hypertensive rats. Biol.Pharm.Bull. 2004;27(2):189-192. PubMed
  12. Sultana, A., Nabi, A. H., Nasir, U. M., Maruyama, H., Suzuki, K. M., Mishima, S., and Suzuki, F. A dipeptide YY derived from royal jelly proteins inhibits renin activity. Int.J.Mol.Med. 2008;21(6):677-681. DOI
  13. Gómez Torrijos E, Méndez Diaz Y, Borja Segade JM, et al. Occupational allergic respiratory disease due to royal jelly. Ann Allergy Asthma Immunol. 2016;117(1):102-3. PubMed
  14. Li JD, Cui L, Xu YY, Guan K. A case of anaphylaxis caused by major royal jelly protein 3 of royal jelly and its cross-reactivity with honeycomb. J Asthma Allergy 2021;14:1555-7. PubMed

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

Taking Royal Jelly and Lovastatin Together: Common Questions

Is it safe to take Royal Jelly with Lovastatin?
We do not list a known interaction between Royal Jelly and Lovastatin. 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.
Do Royal Jelly and Lovastatin have any of the same side effects?
Yes — our sources link each of them separately to 9 of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Should I take Royal Jelly and Lovastatin at the same time of day?
At least one FDA label for a product containing Lovastatin says to take it with food. If you take Royal Jelly on an empty stomach out of habit, keep them separate and take Lovastatin with a meal where the label says to. Food instructions belong to the product rather than the ingredient — two Lovastatin products can differ — so check the directions on your own box. This is about absorption, not an interaction.
Are Royal Jelly and Lovastatin used for the same thing?
They overlap in purpose, which usually means the real question is whether you need both rather than whether they are safe together. This page lists the shared uses and how strong the evidence is for Royal Jelly in each. That is a conversation for your prescriber, especially if Lovastatin is being adjusted to a target.
How was the Royal Jelly and Lovastatin combination checked?
Interactions in our licensed database are recorded against drug classes. Lovastatin is filed under 8 classifications, and Royal Jelly has documented interactions with 2 drug classes — none of Lovastatin's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Royal Jelly interact with any other medications?
Yes. Royal Jelly has 174 documented drug interactions in our database — Lovastatin is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Lovastatin interact with any supplements?
Yes. Lovastatin has documented interactions with 184 supplements in our database — Royal Jelly is not one of them. The Lovastatin 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 Lovastatin and Royal Jelly?

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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.