Olive Leaf Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Olive Leaf 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
Olive Leaf is a dietary supplement by Eclectic Institute with 1 active ingredient. Its ingredients are commonly taken for heart health, high blood pressure, high cholesterol.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.
HelloPharmacist Scorecard of Olive Leaf by Eclectic Institute
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.
What’s inside
Full disclosure
This product contains one active ingredient: organic olive leaf extract. Olive leaf has been studied for a range of uses, from bone and joint health to immune support during cold and flu season, though the evidence for most of these applications remains inconclusive.
Does it work?
Couldn't assess
The evidence for olive leaf extract isn't established in the data we hold. It's been examined for osteoporosis, upset stomach (dyspepsia), exercise-related respiratory infections, shingles, flu, and osteoarthritis, but the research so far is insufficient to say whether it actually works for any of these.
How safe is it?
Well-documented data
Olive as a food and oil is very safe, but concentrated supplements like this one are less studied. Most people who take olive leaf extract tolerate it well.
The most common side effects reported in trials are headache and stomach discomfort. One person in a trial developed skin problems and acne.
If you're allergic to olive tree pollen, be aware that it can trigger seasonal respiratory symptoms. Because long-term safety data on concentrated olive supplements is limited, talk with your doctor before starting if you have health concerns or take medications regularly.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredients we could check.
The bottom line
Scorecard at a glanceFully disclosed formula with no assessable stated purpose. No medication interactions are currently documented, and safety information is well characterized.
Olive Leaf by Eclectic Institute is generally well tolerated, but the evidence that it actually works for its marketed uses isn't solid yet. The main caution is that concentrated olive supplements haven't been as thoroughly studied as whole olives and olive oil in food.
If you're thinking about trying it, discuss it with your doctor or pharmacist first, especially if you have allergies or take other medications.
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 May 23, 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
General information
Key facts about Olive Leaf, straight from the product label.
| Brand | Eclectic Institute |
|---|---|
| Barcode (UPC) | 023363305964 |
| Net contents | 50 Vegetarian Capsule(s) |
| Market status | On market |
| Date entered into DSLD | May 23, 2014 |
| DSLD ID | 32972 |
| Product type | Botanical |
| Supplement form | Capsule |
| Dietary claims / uses | All Other |
| Intended target group(s) | Vegan, Vegetarian, Adult (18 - 50 Years), Kosher, Gluten Free |
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 Olive Leaf by Eclectic Institute, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| organic Olive | 475 mg | -- |
Tap any ingredient to jump to its full detail below.
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.
General
3059600
General Statements
Fresh Raw Freeze-Dried
475 mg per capsule
Fresh freeze-drying maintains the biologically active constituents for highest potency and action. Each Capsule Contains:
Lot# 14567/2 - Exp. 1/14
Eclectic's F.D. herbs have always been raw. We just thought you might like to know. The same goes for gluten free and for vegan once the capsules became available.
We start but most importantly also end with fresh whole raw foods. No heat, solvents or other harsh processing. Established Oct. 1982
Formula
Olea europaea Leaf
100% Kosher
FDA Statement of Identity
A Dietary Supplement
Seals/Symbols
Vegan
Gluten free
Suggested/Recommended/Usage/Directions
Suggested Use: 1-3 capsules per day.
Precautions
Discontinue use if unusual symptoms occur.
Consult your health care advisor regarding the use of herbs during pregnancy, with infants or with prescription drugs.
Consult your health care advisor regarding the use of herbs during pregnancy, with infants or with prescription drugs.
Keep out of reach of children
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Olive Leaf by Eclectic Institute label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in Olive Leaf by Eclectic Institute
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size1 Capsule(s) Dosage formCapsule Amounts shown are per serving.
Organic Olive
No knowninteractions
Olive comes from the same tree that gives us olives and olive oil, and its leaf and fruit contain antioxidant compounds like oleuropein and hydroxytyr...
Organic Olive monograph & interactionsOlive Leaf by Eclectic Institute Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Olive Leaf. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for Olive Leaf, from the product label.
Eclectic Institute
See all Eclectic Institute products- Name
- Eclectic Institute Inc.
- City
- Sandy
- State
- Oregon
- ZipCode
- 97055
- Phone Number
- 503-668-4120
- Web Address
- www.eclecticherb.com
Olive Leaf by Eclectic Institute: Common Questions
Does Olive Leaf by Eclectic Institute interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Is olive leaf extract safe to take if I eat olive oil or olives?
What are the side effects?
Does olive leaf work for the flu or colds?
Can I take this while pregnant or breastfeeding?
Will this interact with my medications?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Olive Leaf is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
The Full Monographs Behind Olive Leaf’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Olive Leaf'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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
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 2 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.
Olive 2 references
- Liccardi G, D'Amato M, D'Amato G. Oleaceae pollinosis: a review. Int Arch Allergy Immunol 1996;111:210-7. PubMed
- Somerville V, Moore R, Braakhuis A. The effect of olive leaf extract on upper respiratory illness in high school athletes: A randomised control trial. Nutrients. 2019;11(2). pii: E358. PubMed
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