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Dietary supplement

Rosemary Flower Essence Ingredients & Drug Interactions

by Flower Essence Services

Rosemary Flower Essence label
See full label image
Liquid Category: 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 Rosemary Flower Essence 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

Rosemary Flower Essence is a dietary supplement by Flower Essence Services with 1 active ingredient. Its ingredients are commonly taken for memory and concentration, digestive upset, hair growth.Based on those ingredients, 372 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are infusion (1:6000) of Rosmarinus officinalis. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Rosemary Flower Essence by Flower Essence Services

Ask about any prescription or over-the-counter medication and we check it for interactions with Rosemary Flower Essence by Flower Essence Services — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Rosemary Flower Essence by Flower Essence Services

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

Low disclosure
Ingredient Transparency · database check
Low

Most active ingredients don't disclose an individual amount — you can't tell how much of each you're getting.

Why this rating?
  • The label discloses an exact amount for 0 of its 1 active ingredient.

Rosemary Flower Essence contains one active ingredient: an infusion of rosemary (Rosmarinus officinalis) at a concentration of 1 part rosemary to 6,000 parts liquid. The inactive ingredients are water and brandy, which serve as the carrier and preservative for the essence.

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 Rosemary's overall clinical evidence instead.

Moderate

Some clinical evidence supports Rosemary for:

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.
  • Since the label doesn't commit to one use, we graded the ingredient's overall clinical evidence instead.
  • On file: Memory — rated "Possibly Effective" (Natural Medicines).

Rosemary is rated possibly effective for memory support. For other uses listed in our data — including age-related cognitive decline, hair loss, liver health, and use as an abortifacient — the evidence is insufficient to rate, meaning studies are either too limited or conflicting to draw firm conclusions.

If you're considering this for memory, talk with your doctor about what the evidence shows and whether it fits your situation.

The evidence, ingredient by ingredient Rosemary

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.

Rosemary in normal food amounts is considered safe. However, medicinal doses raise concerns.

During pregnancy, food amounts are likely fine, but medicinal or concentrated doses are rated possibly unsafe — talk with your doctor before using it if you're pregnant. During breastfeeding, there isn't enough safety data on medicinal doses, so avoid them and stick to food amounts if at all.

Topical use can cause allergic skin reactions, contact dermatitis, and in sensitive people, photosensitivity and lip swelling. Inhaling rosemary dust occupationally has triggered asthma in some people.

Undiluted rosemary oil is a particular concern — it contains camphor, which can cause seizures if taken by mouth.

Side effects, ingredient by ingredient Rosemary

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 — Rosemary.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; diabetes medications.
  • For scale: 372 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.

Before starting rosemary essence, double-check with your doctor or pharmacist if you take blood thinners (anticoagulants), antiplatelet drugs, aspirin, or other salicylate-containing pain relievers — rosemary may increase bleeding risk. Also mention diabetes medications, since rosemary might lower blood sugar further.

Medications broken down by your liver's CYP1A2 enzyme are a minor consideration, though this hasn't been proven in humans.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFormula with limited ingredient disclosure with some supporting evidence behind its ingredients' uses. Moderate medication interactions have been identified, and safety information is well characterized.

Rosemary essence may support memory, though the evidence isn't conclusive. If you take blood thinners, diabetes medications, or aspirin-like drugs, you'll want to check with your doctor or pharmacist before adding it.

Pregnant or breastfeeding? Talk it over with your healthcare provider about what dose is safe for you.

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 Feb 26, 2014.

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 Rosemary Flower Essence, straight from the product label.

Brand Flower Essence Services
Barcode (UPC) 782932111008
Net contents 1 fl. Oz.; 30 mL
Market status On market
Date entered into DSLD Feb 26, 2014
DSLD ID 30108
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other
Intended target group(s) Adult (18 - 50 Years), Organic
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 Rosemary Flower Essence by Flower Essence Services, 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:
4 Drop(s)
Maximum serving Sizes:
4 Drop(s)
UPC/BARCODE
782932111008
IngredientAmount% DV
infusion (1:6000) of Rosmarinus officinalis0 NP--

Other ingredients: Water, Brandy

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 use: Four drops, four times daily

Seals/Symbols

FES Quintessentials(TM)

DEMETER(R)

Formulation

Certified organic by Stellar Certification Services, Inc.

Brand IP Statement(s)

Certified Biodynamic(R) by the Demeter Association, Inc.

General Statements

BEST BY 06/2022 120606

Professional quality backed by three decades of international use.

FDA Statement of Identity

herbal supplement

General

120606

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

See for yourself

Rosemary Flower Essence by Flower Essence Services label

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

Rosemary Flower Essence 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 Rosemary Flower Essence by Flower Essence Services

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

Serving size4 Drop(s) Dosage formLiquid Amounts shown are per serving.

Infusion (1:6000) of Rosmarinus officinalis

Interacts with
372 drugs
0 NP per serving

Rosemary is a fragrant Mediterranean herb that is safe and flavorful in normal food amounts. Some early research suggests possible benefits for memory...

Infusion (1:6000) of Rosmarinus officinalis monograph & interactions

Other (inactive) ingredients: Water, Brandy. These complete the product’s ingredient list but are not active constituents.

Interaction report

Rosemary Flower Essence by Flower Essence Services Drug Interactions

Want to check YOUR meds against Rosemary Flower Essence?

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
372Drugs
212 Moderate 160 Minor

Ingredients driving the most interactions

infusion (1:6000) of Rosmarinus officinalis 372

Individual Drug Interactions

The ingredients in Rosemary Flower Essence interact with 372 drugs. Click any drug to see the details.

1 of the 1 ingredient in Rosemary Flower Essence interact with drugs. Each result below shows which ingredient is responsible. infusion (1:6000) of Rosmarinus officinalis

Each ingredient & the kinds of drugs it affects

For each ingredient in Rosemary Flower Essence 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.

infusion (1:6000) of Rosmarinus officinalis6 drug types · 372 drugs

Anticoagulant/Antiplatelet Drugs

Theoretically, rosemary may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
In vitro and animal research suggests that rosemary inhibits platelet aggregation.

Likelihood Possible Evidence D
Antidiabetes Drugs

Theoretically, taking rosemary with antidiabetes drugs might increase the risk of hypoglycemia.
Animal research shows that rosemary extract can decrease blood glucose levels in diabetic models. However, research in humans is conflicting. Although rosemary powder decreased blood glucose levels in healthy adults, no change in blood glucose levels was seen in adults with type 2 diabetes, most of whom were taking antidiabetes drugs.

Likelihood Possible Evidence B
Aspirin

Theoretically, rosemary might have additive effects with salicylate-containing drugs such as aspirin.
Rosemary is reported to contain salicylates.

Likelihood Possible Evidence D
Choline Magnesium Trisalicylate (Trilisate)

Theoretically, rosemary might have additive effects with salicylate-containing drugs such as choline magnesium trisalicylate.
Rosemary is reported to contain salicylate.

Likelihood Possible Evidence D
Salsalate (Disalcid)

Theoretically, rosemary might have additive effects with salicylate-containing drugs such as salsalate.
Rosemary is reported to contain salicylate.

Likelihood Possible Evidence D
Cytochrome P450 1A2 (Cyp1A2) Substrates

Theoretically, rosemary might decrease the levels and clinical effects of CYP1A2 substrates.
In vitro research shows that rosemary induces CYP1A2 enzymes. This effect has not been reported in humans.

Likelihood Unlikely Evidence D
infusion (1:6000) of Rosmarinus officinalis full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Rosemary Flower Essence, from the product label.

Flower Essence Services

See all Flower Essence Services products
Phone Number
800-548-0075
Pharmacist Counseling Corner

Rosemary Flower Essence by Flower Essence Services: Common Questions

Does Rosemary Flower Essence by Flower Essence Services interact with any medications?
Yes. Based on its ingredients, Rosemary Flower Essence has a known interaction with 372 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Rosemary Flower Essence 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.
Is rosemary essence safe if I'm pregnant?
Food amounts of rosemary are likely fine, but medicinal or concentrated doses are rated possibly unsafe during pregnancy. Talk with your doctor or pharmacist about what dose is right for you before using it.
Can I use this while breastfeeding?
Food amounts are probably okay, but there isn't enough safety data on medicinal doses during breastfeeding. Avoid medicinal doses and check with your pharmacist or doctor to be sure.
Does rosemary essence actually help with memory?
Rosemary is rated possibly effective for memory support, meaning some evidence exists but it's not definitive. Whether it will work for you is an individual question — your doctor can help you decide if it's worth trying.
What are the side effects of rosemary essence?
Topically, it can cause allergic skin reactions and dermatitis. When applied to lips or gums, swelling can occur. Undiluted rosemary oil is riskier and can trigger seizures, so always use it as directed and diluted. If you have a history of allergies or asthma, be extra cautious.
Is this safe to use with aspirin?
No — rosemary contains salicylates and may add to aspirin's blood-thinning effect, raising your bleeding risk. Talk with your doctor or pharmacist before combining them.

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

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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.

Rosemary Flower Essence label
Go deeper

The Full Monographs Behind Rosemary Flower Essence’s Ingredients

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

Herb & supplement monograph

Rosemary

Interacts with 372 drugs

Rosemary is a fragrant Mediterranean herb that is safe and flavorful in normal food amounts. Some early research suggests possible benefits for memory, mood, and hair growth, but the evidenc...

Read the full Rosemary monograph →
Sources

Sources & How We Checked

Rosemary Flower Essence'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 20 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.

Rosemary 20 references
  1. Newall CA, Anderson LA, Philpson JD. Herbal Medicine: A Guide for Healthcare Professionals. London, UK: The Pharmaceutical Press, 1996.
  2. Foster S, Tyler VE. Tyler's Honest Herbal: A Sensible Guide to the Use of Herbs and Related Remedies. 3rd ed., Binghamton, NY: Haworth Herbal Press, 1993.
  3. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  4. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  5. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
  6. Cartier LC, Lehrer A, Malo JL. Occupational asthma caused by aromatic herbs. Allergy 1996;51:647-9. DOI
  7. Burkhard PR, Burkhardt K, Haenggeli CA, Landis T. Plant-induced seizures: reappearance of an old problem. J Neurol 1999;246:667-70. PubMed
  8. Swain AR, Dutton SP, Truswell AS. Salicylates in foods. J Am Diet.Assoc 1985;85(8):950-60. DOI
  9. Zhu BT, Loder DP, Cai MX, et al. Dietary administration of an extract from rosemary leaves enhances the liver microsomal metabolism of endogenous estrogens and decreases their uterotropic action in CD-1 mice. Carcinogenesis 1998;19(10):1821-7. PubMed
  10. Debersac P, Heydel JM, Amiot MJ, et al. Induction of cytochrome P450 and/or detoxication enzymes by various extracts of rosemary: description of specific patterns. Food Chem Toxicol 2001;39(9):907-18. PubMed
  11. Debersac P, Vernevaut MF, Amiot MJ, et al. Effects of a water-soluble extract of rosemary and its purified component rosmarinic acid on xenobiotic-metabolizing enzymes in rat liver. Food Chem Toxicol 2001;39(2):109-17. PubMed
  12. Lee JJ, Jin YR, Lee JH, et al. Antiplatelet activity of carnosic acid, a phenolic diterpene from Rosmarinus officinalis. Planta Med 2007;73(2):121-7.
  13. Yamamoto J, Yamada K, Naemura A, et al. Testing various herbs for antithrombotic effect. Nutrition 2005;21(5):580-7. PubMed
  14. Naemura A, Ura M, Yamashita T, et al. Long-term intake of rosemary and common thyme herbs inhibits experimental thrombosis without prolongation of bleeding time. Thromb Res 2008;122(4):517-22. PubMed
  15. Lee JJ, Jin YR, Lim Y, et al. Antiplatelet activity of carnosol is mediated by the inhibition of TXA2 receptor and cytosolic calcium mobilization. Vascul Pharmacol 2006;45:148-53. PubMed
  16. Bakirel, T., Bakirel, U., Keles, O. U., Ulgen, S. G., and Yardibi, H. In vivo assessment of antidiabetic and antioxidant activities of rosemary (Rosmarinus officinalis) in alloxan-diabetic rabbits. J Ethnopharmacol 2-28-2008;116(1):64-73. PubMed
  17. Erenmemisoglu, A., Saraymen, R., and Ustun, S. Effect of a Rosmarinus officinalis leave extract on plasma glucose levels in normoglycaemic and diabetic mice. Pharmazie 1997;52(8):645-646.
  18. Valones MAA, Silva ICG, Gueiros LAM, Leão JC, Caldas AF Jr, Carvalho AAT. Clinical assessment of rosemary-based toothpaste (Rosmarinus officinalis Linn.): A randomized controlled double-blind study. Braz Dent J. 2019;30(2):146-151. PubMed
  19. Quirarte-Báez SM, Zamora-Perez AL, Reyes-Estrada CA, et al. A shortened treatment with rosemary tea (rosmarinus officinalis) instead of glucose in patients with diabetes mellitus type 2 (TSD). J Popul Ther Clin Pharmacol. 2019;26(4):e18-e28.
  20. Al Jamal A. Effect of rosemary (Rosmarinus officinalis) on lipid profiles and blood glucose in human diabetic patients (type-2). African J. Biochem. Res. 2014;8(8):147-50. DOI

See these in context on the Rosemary 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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