No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

Buckwheat Ingredients & Drug Interactions

by Herbal Terra

Buckwheat label
See full label image
Liquid Category: Botanical
No known interaction
Clinical methodology reviewed by · Updated Sep 9, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Buckwheat 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 No known interaction

Buckwheat is a dietary supplement by Herbal Terra with 1 active ingredient. Its ingredients are commonly taken for heart and circulation health, blood sugar support, source of fiber and protein.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.

Jump to a section

HelloPharmacist Scorecard of Buckwheat by Herbal Terra

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 Jul 16, 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: a dried seed liquid extract of certified organic buckwheat (Polygonum fagopyrum). The extract is suspended in menstruum, which is the liquid carrier used to make herbal extracts.

Does it work?

Couldn't assess
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
Not assessable

This is a single-ingredient Buckwheat product and its label doesn't state a use — see Buckwheat's own graded uses on its monograph.

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.

The evidence for buckwheat isn't established yet. We hold data showing insufficient reliable evidence to rate it for cardiovascular disease, chronic venous insufficiency, diabetes, and diabetic retinopathy — meaning the studies so far haven't been strong enough to say whether it works for those purposes.

The evidence, ingredient by ingredient Buckwheat

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.

Buckwheat as a food is generally well tolerated, though allergic reactions can happen in some adults and children. Symptoms may include skin sensitization, allergic rhinitis, asthma, conjunctivitis, nausea, vomiting, or in rare cases anaphylaxis.

Occupational or household exposure (like from a buckwheat husk pillow) can also cause sensitization with allergic rhinitis and asthma. For pregnancy and breastfeeding, the data is limited.

Buckwheat as a food is likely fine, but the safety of concentrated supplement doses during pregnancy or while nursing isn't well studied. Talk with your doctor or pharmacist before using this product if you're pregnant or nursing.

Side effects, ingredient by ingredient Buckwheat

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented for buckwheat in our data, so there are no specific medication types to flag. That said, since concentrated buckwheat supplements haven't been extensively studied, check with your own doctor or pharmacist before starting if you take any medications regularly.

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.

Buckwheat may be worth considering if you're interested in its traditional uses, but the evidence for its effectiveness isn't firm yet. If you're pregnant, nursing, or have a buckwheat allergy, check with your doctor or pharmacist first.

Because the supplement form hasn't been studied as thoroughly as the food, a quick conversation with your pharmacist about your individual situation makes sense.

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 Sep 25, 2020.

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 Buckwheat, straight from the product label.

Brand Herbal Terra
Barcode (UPC) 7429523774763
Net contents 4 Fluid Ounce(s); 120 mL
Market status On market
Date entered into DSLD Sep 25, 2020
DSLD ID 235467
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Organic, Gluten 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 Buckwheat by Herbal Terra, 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 mL
Maximum serving Sizes:
1 mL
Servings per container
120
UPC/BARCODE
7429523774763
IngredientAmount% DV
certified organic Buckwheat (Polygonum fagopyrum) dried seed liquid extract970 mg--

Other ingredients: Menstruum

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.
Formulation

Origin of plant material: USA.

Manufactured in the USA in an FDA registered facility

Alcohol free

Dried herb/menstruum ratio: 1:3 Expertly extracted Laboratory tested 330 mg/1 mL Premium product Alcohol-free liquid herbal extract

Non GMO

No artificial ingredients, GMO, gluten, color additives, fillers, preservatives or binders. Natural Gluten Free

Suggested/Recommended/Usage/Directions

Direction Shake well before use. Adults take up to 30 drops (1 mL, one full squeeze of the dropper bulb) in 3-4 fl. oz of juice or water up to 4 times a day. We recommend to seek expert medical advice before taking this or any other herbal supplements.

FDA Disclaimer Statement

Notice This product has not been evaluated by the FDA and is not intended to diagnose, treat, cure, or prevent any disease.

Precautions

Caution May have contraindications.

Do not use if you are allergic to any ingredients.

Consult a physician before using during pregnancy, if nursing, or if you are on any medications.

Keep out of the reach of children.

Storage

Store in a cool, dry, dark place.

Formula

Fagopyrum esculentum

FDA Statement of Identity

Herbal Supplement

Seals/Symbols

Made in USA Made in an FDA registered facility Natural Gluten Free

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

See for yourself

Buckwheat by Herbal Terra label

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

Buckwheat 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 Buckwheat by Herbal Terra

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

Serving size1 mL Dosage formLiquid Servings per container120 Amounts shown are per serving.

Certified organic Buckwheat (Polygonum fagopyrum) dried seed liquid extract

No known
interactions
970 mg per serving

Buckwheat is a nutritious, naturally gluten-free seed that is high in fiber, protein, and antioxidants like rutin. As a food it can be part of a heart...

Certified organic Buckwheat (Polygonum fagopyrum) dried seed liquid extract monograph & interactions

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

Interaction report

Buckwheat by Herbal Terra Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Buckwheat. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for Buckwheat, from the product label.

Herbal Terra

See all Herbal Terra products
Name
Herbal Terra
Pharmacist Counseling Corner

Buckwheat by Herbal Terra: Common Questions

Does Buckwheat by Herbal Terra interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Buckwheat. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Buckwheat 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.
Can I use this if I have a buckwheat allergy?
No — buckwheat allergic reactions can be serious, ranging from skin rash and respiratory symptoms to nausea, vomiting, and anaphylaxis. If you've ever reacted to buckwheat, avoid this product and talk with your doctor.
Is this safe during pregnancy?
The safety of concentrated buckwheat supplements in pregnancy hasn't been well studied. Buckwheat as a food is likely fine, but the supplement form is different. Talk with your doctor or pharmacist before using it while pregnant.
Can I take this while breastfeeding?
Safety data for concentrated buckwheat supplements while nursing is unknown. Check with your doctor or pharmacist before starting.
Does buckwheat actually work for high cholesterol or blood sugar?
The evidence isn't clear yet. We don't have enough reliable studies to say whether buckwheat helps with cardiovascular disease, diabetes, or related conditions. More research is needed.
What are the side effects?
Buckwheat is generally well tolerated when taken by mouth. The main concern is allergic reaction — skin rash, stuffy or runny nose, asthma, eye irritation, nausea, or vomiting — which can happen in some people.

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

Not sure if Buckwheat is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

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.

Buckwheat label
Go deeper

The Full Monographs Behind Buckwheat’s Ingredients

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

Herb & supplement monograph

Buckwheat

Buckwheat is a nutritious, naturally gluten-free seed that is high in fiber, protein, and antioxidants like rutin. As a food it can be part of a heart-healthy diet, but evidence that buckwhe...

Read the full Buckwheat monograph →
Sources

Sources & How We Checked

Buckwheat'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 12 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.

Buckwheat 12 references
  1. Schiffner R, Przybilla B, Burgdorff T, et al. Anaphylaxis to buckwheat. Allergy 2001;56:1020-1. PubMed
  2. Lee SY, Lee KS, Hong CH, Lee KY. Three cases of childhood nocturnal asthma due to buckwheat allergy. Allergy 2001;56:763-6. PubMed
  3. Wieslander G, Norback D. Buckwheat allergy. Allergy 2001;56:703-4.
  4. Skrabanja V, Liljeberg Elmstahl HG, Kreft I, Bjorck IM. Nutritional properties of starch in buckwheat products: studies in vitro and in vivo. J Agric Food Chem 2001;49:490-6. PubMed
  5. Bijlani RL, Gandhi BM, Gupta MC, et al. Effect of whole buckwheat (Fagopyrum esculentum) flour supplementation on lipid profile & glucose tolerance. Indian J Med Res 1985;81:162-8.
  6. Fritz SB, Gold BL. Buckwheat pillow-induced asthma and allergic rhinitis. Ann Allergy Asthma Immunol 2003;90:355-8. PubMed
  7. Ihme, N., Kiesewetter, H., Jung, F., Hoffmann, K. H., Birk, A., Muller, A., and Grutzner, K. I. Leg oedema protection from a buckwheat herb tea in patients with chronic venous insufficiency: a single-centre, randomised, double-blind, placebo-controlled c
  8. Archimowicz-Cyrylowska B and et al. Clinical effect of buckwheat herb, Ruscus extract and troxerutin on retinopathy and lipids in diabetic patients. Phytother Res 1996;10(659):62. DOI
  9. Cifuentes L, Mistrello G, Amato S, et al. Identification of cross-reactivity between buckwheat and coconut. Ann Allergy Asthma Immunol. 2015 Dec;115(6):530-2. PubMed
  10. De Maat-Bleeker F, Stapel SO. Cross-reactivity between buckwheat and latex. Allergy. 1998 May;53(5):538-9. PubMed
  11. Qiu J, Liu Y, Yue Y, Qin Y, Li Z. Dietary tartary buckwheat intake attenuates insulin resistance and improves lipid profiles in patients with type 2 diabetes: a randomized controlled trial. Nutr Res. 2016 Dec;36(12):1392-1401. PubMed
  12. Li L, Lietz G, Seal C. Buckwheat and CVD risk markers: a systematic review and meta-analysis. Nutrients. 2018;10(5). pii: E619. PubMed

See these in context on the Buckwheat 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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