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Dietary supplement

Royal Jelly 1500 mg Equivalency Ingredients & Drug Interactions

by NOW

Royal Jelly 1500 mg Equivalency label
See full label image
Capsule Category: Non-nutrient/non-botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Royal Jelly 1500 mg Equivalency 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

Royal Jelly 1500 mg Equivalency is a dietary supplement by NOW with 1 active ingredient. Its ingredients are commonly taken for menopausal symptoms, skin health and wound care, immune support.Based on those ingredients, 174 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Royal Jelly. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Royal Jelly 1500 mg Equivalency by NOW

Ask about any prescription or over-the-counter medication and we check it for interactions with Royal Jelly 1500 mg Equivalency by NOW — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Royal Jelly 1500 mg Equivalency by NOW

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 Sep 10, 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: royal jelly, a creamy secretion made by honeybees. Each capsule delivers 1500 mg equivalency of royal jelly.

The remaining ingredients—hypromellose, rice flour, and magnesium stearate—are inactive excipients that form the capsule and help it hold together.

Does it work?

Moderate evidence
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

This product doesn't appear to be marketed for a specific use, so we graded Royal Jelly's overall clinical evidence instead.

Moderate

Some clinical evidence supports Royal Jelly for:

Why this rating?
  • The label markets general wellness (“support for nutritional wellness and vitality”), not a specific health condition, so there is no single claim to grade against clinical-evidence data.
  • Since the label doesn't commit to one use, we graded the ingredient's overall clinical evidence instead.
  • On file: Menopausal symptoms — rated "Possibly Effective" (Natural Medicines).

Royal jelly is possibly effective for menopausal symptoms. However, for allergic rhinitis (hay fever), physical performance, and diabetes, the evidence suggests it's possibly ineffective.

For hair loss (androgenic alopecia), there isn't enough reliable evidence to rate whether it works.

The evidence, ingredient by ingredient Royal Jelly

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.

Royal jelly is generally well tolerated by most people. However, if you have asthma or a history of atopic reactions (allergic sensitivity), royal jelly poses a real risk: it can trigger itching, hives, eczema, swelling of the face and eyelids, shortness of breath, and oral allergy syndrome.

In rare but serious cases, especially in people with asthma or atopy, it can cause anaphylaxis, severe airway narrowing (status asthmaticus), and death. There's also one case report of bloody diarrhea and colon inflammation after taking royal jelly, though symptoms resolved after stopping it.

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

Side effects, ingredient by ingredient Royal Jelly

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 — Royal Jelly.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs.
  • For scale: 174 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.

Check before combining this with warfarin (blood thinners) — royal jelly might increase bleeding risk — and with antihypertensive drugs (blood pressure medications), since it may lower blood pressure further. Run your exact medications through the checker on this page.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence behind its ingredients' uses. Moderate medication interactions have been identified, and safety information is well characterized.

Royal jelly might help with hot flashes and night sweats during menopause, but the evidence for other uses is weak or absent. If you take warfarin or blood pressure medication, you need to check with your own doctor or pharmacist before starting it—the interaction risk is real.

If you have asthma or allergic sensitivity, be especially cautious, since serious reactions are possible.

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 25, 2021.

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 Royal Jelly 1500 mg Equivalency, straight from the product label.

Brand NOW
Barcode (UPC) 733739025654
Net contents 60 Veg Capsule(s)
Market status On market
Date entered into DSLD Mar 25, 2021
DSLD ID 245529
Product type Non-nutrient/non-botanical
Supplement form Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Kosher, Women (not pregnant or lactating), 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 Royal Jelly 1500 mg Equivalency by NOW, 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 Veg Capsule(s)
Maximum serving Sizes:
1 Veg Capsule(s)
UPC/BARCODE
733739025654
IngredientAmount% DV
Royal Jelly500 mg--

Other ingredients: Hypromellose, Rice Flour, Magnesium Stearate

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.
Suggested/Recommended/Usage/Directions

Suggested Usage: Take 1 capsule daily.

Formula

Royal Jelly is a natural honeybee product that is used in the nutrition of immature and adult queen bees. Royal Jelly has a complex nutritional profile that includes nucleotides, polyphenols, and unique organic acids. It has been used traditionally since ancient times as a health tonic.

6% 10-HDA

Triangle K (Kosher)

10-HDA (hydroxy-d-decenoic acid) is one of the active, measurable components of Royal Jelly.

Precautions

Caution: For adults only.

Individuals who are allergic to bees, bee products, or bee pollen should not take this product.

Not recommended for pregnant or nursing women. Consult physician if taking medication or have a medical condition.

Keep out of reach of children.

Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Formulation

Natural color variation may occur in this product. Naturally occurring particulates may be visible in the royal jelly.

Nutrient-Dence Freeze-Dried

Non-GMO

Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients.

This Royal Jelly has been freeze-dried to maintain maximum stability and is among the finest products available.

Seals/Symbols

GMP Quality Assured

Triangle K (Kosher)

FDA Statement of Identity

A Dietary Supplement

General Statements

General Health Family owned since 1968.

Storage

Store in a cool, dry place after opening.

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

See for yourself

Royal Jelly 1500 mg Equivalency by NOW label

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

Royal Jelly 1500 mg Equivalency 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 Royal Jelly 1500 mg Equivalency by NOW

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

Serving size1 Veg Capsule(s) Dosage formCapsule Amounts shown are per serving.

Royal Jelly

Interacts with
174 drugs
500 mg per serving Form: 10-Hydroxy-2-decenoic Acid

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 su...

Royal Jelly monograph & interactions

Other (inactive) ingredients: Hypromellose, Rice Flour, Magnesium Stearate. These complete the product’s ingredient list but are not active constituents.

Interaction report

Royal Jelly 1500 mg Equivalency by NOW Drug Interactions

Want to check YOUR meds against Royal Jelly 1500 mg Equivalency?

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
174Drugs
174 Moderate

Ingredients driving the most interactions

Royal Jelly 174

Individual Drug Interactions

The ingredients in Royal Jelly 1500 mg Equivalency interact with 174 drugs. Click any drug to see the details.

1 of the 1 ingredient in Royal Jelly 1500 mg Equivalency interact with drugs. Each result below shows which ingredient is responsible. Royal Jelly

Each ingredient & the kinds of drugs it affects

For each ingredient in Royal Jelly 1500 mg Equivalency 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.

Royal Jelly2 drug types · 174 drugs

Antihypertensive Drugs

Theoretically, royal jelly might increase the risk of hypotension when taken with antihypertensive drugs.
Animal research suggests that royal jelly might lower blood pressure.

Likelihood Possible Evidence D
Warfarin (Coumadin)

Royal jelly might increase the risk of bleeding when taken with warfarin.
In one case, an 87-year-old male who was previously stabilized on warfarin developed hematuria and was found to have an INR of 7.29 after taking a royal jelly supplement for one week.

Likelihood Possible Evidence D
Royal Jelly full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Royal Jelly 1500 mg Equivalency, from the product label.

NOW

See all NOW products
Name
NOW Foods
Street Address
395 S. Glen Ellyn Rd.
City
Bloomingdale
State
IL
ZipCode
60108
Web Address
nowfoods.com
Pharmacist Counseling Corner

Royal Jelly 1500 mg Equivalency by NOW: Common Questions

Does Royal Jelly 1500 mg Equivalency by NOW interact with any medications?
Yes. Based on its ingredients, Royal Jelly 1500 mg Equivalency has a known interaction with 174 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Royal Jelly 1500 mg Equivalency 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.
Does royal jelly really help with hot flashes?
The evidence suggests it's possibly effective for menopausal symptoms like hot flashes and night sweats, so it may help some people. That said, the data isn't conclusive, so results vary.
Can I take this if I have asthma or allergies?
Be very careful. If you have a history of asthma or allergic sensitivity, royal jelly carries a significant risk of triggering itching, hives, swelling, shortness of breath, and in rare cases, life-threatening reactions like anaphylaxis. Talk with your doctor first.
Will this help with hair loss?
There isn't enough reliable evidence to say whether royal jelly works for hair loss. The data we hold on this ingredient doesn't establish it.
Is it safe to take during pregnancy or breastfeeding?
There isn't enough safety information to know either way. Talk with your doctor or pharmacist about whether it's appropriate for you during pregnancy or while breastfeeding.
What are the side effects?
Most people tolerate it well. But if you're prone to allergies or asthma, you may experience itching, hives, eczema, or swelling. In rare cases, serious allergic reactions are possible. There's also one report of bloody diarrhea after taking it.

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

Not sure if Royal Jelly 1500 mg Equivalency is safe with your meds?

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Ask a pharmacist

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.

Royal Jelly 1500 mg Equivalency label
Go deeper

The Full Monographs Behind Royal Jelly 1500 mg Equivalency’s Ingredients

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

Herb & supplement monograph

Royal Jelly

Interacts with 174 drugs

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 limit...

Read the full Royal Jelly monograph →
Sources

Sources & How We Checked

Royal Jelly 1500 mg Equivalency'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 14 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.

Royal Jelly 14 references
  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

See these in context on the Royal Jelly 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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