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Dietary supplement

Avena Sativa (Green Oat) Extract Powder Ingredients & Drug Interactions

by Herbadiet

Avena Sativa (Green Oat) Extract Powder label
See full label image
Powder 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 Avena Sativa (Green Oat) Extract Powder 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

Avena Sativa (Green Oat) Extract Powder is a dietary supplement by Herbadiet with 1 active ingredient. Its ingredients are commonly taken for lowering cholesterol, heart and digestive health, soothing itchy or irritated skin.Based on those ingredients, 86 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Green Oat Seed Extract, Powder. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Avena Sativa (Green Oat) Extract Powder by Herbadiet

Ask about any prescription or over-the-counter medication and we check it for interactions with Avena Sativa (Green Oat) Extract Powder by Herbadiet — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Avena Sativa (Green Oat) Extract Powder by Herbadiet

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: green oat seed extract in powder form. Oats are a grain that's been traditionally used to support heart health and cholesterol levels.

The extract concentrates the compounds from the seed, though you're getting the plant material itself rather than an isolated chemical.

Does it work?

Not established
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 established

The graded evidence we hold for these ingredients covers different conditions than the ones this product is marketed for, so there's no established rating for its stated use — see Oats's own graded uses on its monograph.

Why this rating?
  • The label markets this product for: supports nervous system.
  • We looked for evidence on: Anxiety, Chronic fatigue syndrome (CFS), Cognitive function, Stress, Sleep quality, Neuralgia — and 1 related terms.
  • The closest evidence on file: Oats is rated "Insufficient Reliable Evidence To Rate" for Anxiety (Natural Medicines).
  • Also on file: Oats is rated "Insufficient Reliable Evidence To Rate" for Chronic fatigue syndrome (CFS), Cognitive function.

The extract is rated likely effective for two uses: lowering cholesterol (dyslipidemia) and supporting heart health in coronary artery disease. These ratings come from clinical research on oats and their cholesterol-lowering properties.

The evidence supports its traditional use for cardiovascular health.

The evidence, ingredient by ingredient Oats

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.

Oats eaten as food are generally well tolerated and safe for most people in a normal diet. When taken as a concentrated supplement powder like this one, the safety data is less robust, though no major safety concerns are flagged.

The most common side effects are digestive — bloating, gas, abdominal distension, and an unpleasant taste — and usually fade as your body adjusts. Increasing fiber intake gradually (rather than all at once) can help minimize these effects.

Oats as food are considered safe in pregnancy and while breastfeeding, though concentrated supplement forms are less studied; if you're pregnant or nursing, talk with your doctor or pharmacist about using a supplement form.

Side effects, ingredient by ingredient Oats

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 — Oats.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: diabetes medications.
  • For scale: 86 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 with your doctor or pharmacist before taking this product if you use insulin (Moderate severity) or any other diabetes medication to control blood sugar (Moderate severity). Oats can lower blood glucose and may increase the risk of low blood sugar when combined with these drugs.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no established evidence rating for its marketed use. Moderate medication interactions have been identified, and safety information is well characterized.

This is a straightforward, single-ingredient product best suited for people looking to support cholesterol and heart health. If you take insulin or other blood sugar medication, you need to check with your doctor or pharmacist before starting it — oats can lower blood sugar and may require a dose adjustment.

Digestive side effects are normal at first and usually settle down; start with a small dose and increase slowly.

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 24, 2023.

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 Avena Sativa (Green Oat) Extract Powder, straight from the product label.

Brand Herbadiet
Net contents 0 Not Present
Market status On market
Date entered into DSLD May 24, 2023
DSLD ID 293508
Product type Botanical
Supplement form Powder
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Vegan, Vegetarian, Adult (18 - 50 Years), 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 Avena Sativa (Green Oat) Extract Powder by Herbadiet, 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:
500 mg
Maximum serving Sizes:
1000 mg
IngredientAmount% DV
Green Oat Seed Extract, Powder500 mg--

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

Supports nervous system

Free of fillers, binders, artificial ingredients, dairy, soy, wheat, gluten, yeast

Being a natural produce, there can be a minor color variations because of geographical & seasonal variation of the raw material. Herbal extracts can be hygroscopic & may agglomerate at times. This, in no way, affect the efficacy of the product.

Vegan

Ethically sourced Scientifically tested Premium grade ingredients

Formula

Standardized extract powder derived from Avena Sativa seeds

FDA Statement of Identity

Dietary Supplement

Suggested/Recommended/Usage/Directions

Directions: As a dietary supplement, take up to 1000 mg, or as directed by your physician

Precautions

Keep out of reach of children

Pregnant or lactating women should consult your physician before use.

Storage

Store in a dry, cool & dark.

FDA Disclaimer Statement

Warning: This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Seals/Symbols

FSSAI (Food Safety and Standards Authority of India) Lic. No.: 20817018000147

General Statements

Batch No.: ARK/P/170

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

See for yourself

Avena Sativa (Green Oat) Extract Powder by Herbadiet label

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

Avena Sativa (Green Oat) Extract Powder 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 Avena Sativa (Green Oat) Extract Powder by Herbadiet

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

Serving size500 mg Dosage formPowder Amounts shown are per serving.

Green Oat Seed Extract, Powder

Interacts with
86 drugs
500 mg per serving Form: Beta-Glucan

Oats are a well-studied whole grain whose soluble fiber (beta-glucan) can help lower cholesterol and support heart health when eaten regularly. As a f...

Green Oat Seed Extract, Powder monograph & interactions
Interaction report

Avena Sativa (Green Oat) Extract Powder by Herbadiet Drug Interactions

Want to check YOUR meds against Avena Sativa (Green Oat) Extract Powder?

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
86Drugs
86 Moderate

Ingredients driving the most interactions

Green Oat Seed Extract, Powder 86

Individual Drug Interactions

The ingredients in Avena Sativa (Green Oat) Extract Powder interact with 86 drugs. Click any drug to see the details.

1 of the 1 ingredient in Avena Sativa (Green Oat) Extract Powder interact with drugs. Each result below shows which ingredient is responsible. Green Oat Seed Extract, Powder

Each ingredient & the kinds of drugs it affects

For each ingredient in Avena Sativa (Green Oat) Extract Powder 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.

Green Oat Seed Extract, Powder2 drug types · 86 drugs

Antidiabetes Drugs

Theoretically, oats may have additive effects with antidiabetic agents and might increase the risk of hypoglycemia.
Consuming oats can decrease blood glucose in patients with diabetes. In those who require insulin, taking oats 100 grams daily for 2 days reduces the insulin dose required to achieve metabolic control.

Likelihood Possible Evidence D
Insulin

Concomitant use of oats and insulin might increase the risk of hypoglycemia.
In patients with insulin-dependent type 2 diabetes, taking oats 100 grams daily for 2 days reduces the insulin dose required to achieve metabolic control.

Likelihood Possible Evidence B
Green Oat Seed Extract, Powder full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Avena Sativa (Green Oat) Extract Powder, from the product label.

Herbadiet

See all Herbadiet products
Name
Arkure Health Care
Street Address
11, Sector - 14
City
Rohtak
State
Haryana
ZipCode
124001
Web Address
www.herbadiet.in
Pharmacist Counseling Corner

Avena Sativa (Green Oat) Extract Powder by Herbadiet: Common Questions

Does Avena Sativa (Green Oat) Extract Powder by Herbadiet interact with any medications?
Yes. Based on its ingredients, Avena Sativa (Green Oat) Extract Powder has a known interaction with 86 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Avena Sativa (Green Oat) Extract Powder 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.
Will this help my cholesterol?
Yes — the research supports oats for lowering cholesterol and supporting heart health. It's rated likely effective for both dyslipidemia (high cholesterol) and coronary heart disease. That said, a supplement works best alongside diet, exercise, and any medications your doctor has prescribed.
What side effects should I expect?
Most people experience mild digestive effects like bloating, gas, or abdominal distension, especially at first. These usually go away as your body adjusts. Starting with a small dose and increasing it slowly can help minimize discomfort. An unpleasant taste is also reported by some.
Is it safe to take while pregnant or breastfeeding?
Oats as food are considered safe during pregnancy and breastfeeding. This is a concentrated supplement form, though, and the research on supplements is less complete. Talk with your doctor or pharmacist to decide if it's right for you in that situation.
What exactly is in this powder?
It's green oat seed extract — the active compounds from the oat seed concentrated into a powder form. There are no other active ingredients, and no fillers or binders listed.
Can I take it with my diabetes medications?
Not without checking with your doctor first. Oats lower blood sugar, and combining them with insulin or other diabetes drugs can increase your risk of low blood sugar. Your healthcare provider may need to adjust your medication dose if you start taking this product.

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

Not sure if Avena Sativa (Green Oat) Extract Powder is safe with your meds?

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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.

Avena Sativa (Green Oat) Extract Powder label
Go deeper

The Full Monographs Behind Avena Sativa (Green Oat) Extract Powder’s Ingredients

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

Herb & supplement monograph

Oats

Interacts with 86 drugs

Oats are a well-studied whole grain whose soluble fiber (beta-glucan) can help lower cholesterol and support heart health when eaten regularly. As a food, oats are safe for most people, and...

Read the full Oats monograph →
Sources

Sources & How We Checked

Avena Sativa (Green Oat) Extract Powder'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 13 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.

Oats 13 references
  1. Cooper SG, Tracey EJ. Small-bowel obstruction caused by oat-bran bezoar. N Engl J Med 1989;320:1148-9. DOI
  2. Pick ME, Hawrysh ZJ, Gee MI, et al. Oat bran concentrate bread products improve long-term control of diabetes: a pilot study. J Am Diet Assoc 1996;96:1254-61. PubMed
  3. Braaten JT, Scott FW, Wood PJ, et al. High beta-glucan oat bran and oat gum reduce postprandial blood glucose and insulin in subjects with and without type 2 diabetes. Diabet Med 1994;11:312-8.
  4. Rosario PG, Gerst PH, Prakash K, Albu E. Dentureless distention: oat bran bezoars cause obstruction. J Am Geriatr Soc 1990;38:608. PubMed
  5. Food and Drug Administration. Food labeling: health claims: oats and coronary heart disease. Fed Regist 1996;61:296-313.
  6. Foulke J. FDA Allows Whole Oat Foods To Make Health Claim on Reducing the Risk of Heart Disease. FDA Talk Paper. 1997. Available at: http://www.fda.gov/bbs/topics/ANSWERS/ANS00782.html.
  7. Chandalia M, Garg A, Lutjohann D, et al. Beneficial effects of high dietary fiber intake in patients with type 2 diabetes mellitus. N Engl J Med 2000;342:1392-8. PubMed
  8. Lembo A, Camilleri M. Chronic constipation. N Engl J Med 2003;349:1360-8. . PubMed
  9. De Paz Arranz S, Perez Montero A, Remon LZ, Molero MI. Allergic contact urticaria to oatmeal. Allergy 2002;57:1215. . PubMed
  10. Delgado G, Kleber ME, Krämer BK, et al. Dietary intervention with oatmeal in patients with uncontrolled type 2 diabetes mellitus - A crossover study. Exp Clin Endocrinol Diabetes. 2019;127(9):623-629. PubMed
  11. Sobhan M, Hojati M, Vafaie SY, Ahmadimoghaddam D, Mohammadi Y, Mehrpooya M. The efficacy of colloidal oatmeal cream 1% as add-on therapy in the management of chronic irritant hand eczema: A double-blind study. Clin Cosmet Investig Dermatol. 2020;13:241-25
  12. Hou Q, Li Y, Li L, Cheng G, Sun X, Li S, Tian H. The metabolic effects of oats intake in patients with type 2 diabetes: A systematic review and meta-analysis. Nutrients. 2015;7(12):10369-87. PubMed
  13. González-Afonso M, Cañas JA, Sastre B, et al. A Case of Anaphylaxis After Ingestion of Oats: Research Into New Allergens. J Investig Allergol Clin Immunol 2022;32(6):506-508. PubMed

See these in context on the Oats 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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