Interactions on record — worth a quick check against your medications. Based on 4 of 6 ingredients. Check your meds →
Dietary supplement

Vein Support Ingredients & Drug Interactions

by Vinco's

Vein Support label
See full label image
Tablet Or Pill Category: Other Combinations
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 Vein Support 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

Vein Support is a dietary supplement by Vinco's with 6 active ingredients. Its ingredients are commonly taken for antioxidant support, heart and circulation health, vein problems (such as varicose veins).Based on those ingredients, 1,235 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Grapeseed Extract, Gotu Kola, Butcher's Broom. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Vein Support by Vinco's

Ask about any prescription or over-the-counter medication and we check it for interactions with Vein Support by Vinco's — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Vein Support by Vinco's

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 11, 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 6 of its 6 active ingredients.
  • No proprietary blends here — you can verify the dose of every single component.

Vein Support contains six ingredients, three of which are active botanicals: grapeseed extract, horse chestnut seed extract, and butcher's broom — all traditionally used to support circulation and vein health — plus gotu kola, bioflavonoids, and ABGland Heart. The product also includes inactive ingredients (dicalcium phosphate, microcrystalline cellulose, magnesium stearate, silicon dioxide, povidone, and stearic acid) that serve as binders and fillers.

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
Moderate

Some clinical evidence supports this product's ingredients for its stated purpose, but it isn't conclusive.

Why this rating?
  • The label markets this product for: management of venous insufficiencies.
  • We looked for evidence on: Chronic venous insufficiency (CVI), Varicose veins, Hemorrhoids, Venous insufficiency, Lymphedema, Postoperative swelling — and 3 related terms.
  • The strongest evidence on file: Butcher's Broom is rated "Possibly Effective" for Chronic venous insufficiency (CVI) (Natural Medicines).
  • Also on file: Grape is rated "Possibly Effective" for Chronic venous insufficiency (CVI).
  • Also on file: Gotu Kola is rated "Possibly Effective" for Venous insufficiency.

For chronic venous insufficiency — leg swelling, heaviness, and visible veins — grapeseed extract, horse chestnut, and butcher's broom are each rated possibly effective based on available evidence, and gotu kola shows possibly effective evidence for general venous insufficiency. The research isn't definitive, but these ingredients have some clinical support for what this product claims to do.

For other uses like nausea, allergies, or obesity, the evidence is insufficient or points toward ineffectiveness.

The evidence, ingredient by ingredient Grape Horse Chestnut Butcher's Broom Gotu Kola

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 4 of the 4 matched ingredients.
  • Pregnancy & breastfeeding safety ratings cover 4 of 4.
  • General safety write-ups exist for 4 of 4.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Grapeseed extract and butcher's broom are generally well tolerated short-term in healthy adults. Common side effects with grapeseed are mild — abdominal pain, diarrhea, dry mouth, headache, or nausea — though anaphylaxis to grape skin is rare.

Butcher's broom may cause digestive upset or, if applied topically, contact dermatitis. Gotu kola is also generally well tolerated, though gastric irritation and nausea occur, and there are rare case reports of liver toxicity (though a clinical trial of 120 mg daily for six months showed no liver changes).

Horse chestnut seed extract (with the toxic component removed) is well tolerated in short-term use, with dizziness, headache, or gastrointestinal upset reported; however, it is unsafe in pregnancy and should be avoided while breastfeeding. Butcher's broom and gotu kola are best avoided during pregnancy and breastfeeding due to insufficient safety data.

Side effects, ingredient by ingredient Grape Horse Chestnut Butcher's Broom Gotu Kola

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?
  • 4 of the 4 matched ingredients can interact with medications — Butcher's Broom, Grape, Gotu Kola, Horse Chestnut.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; immunosuppressants / transplant drugs.
  • For scale: 1,236 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 taking this product, check if you use blood thinners or antiplatelet drugs (warfarin, aspirin, clopidogrel) — grapeseed extract and horse chestnut may increase bleeding risk. Blood pressure medications (especially alpha-blockers like doxazosin or alpha-agonists like pseudoephedrine) may interact with butcher's broom.

Sedating drugs (sleeping pills, anti-anxiety medications, opioids) should be reviewed because gotu kola may heighten drowsiness. Finally, any medication processed by your liver — including statins, some heart drugs, and midazolam — warrants a quick check, since grapeseed extract can speed up or slow their breakdown.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

Vein Support may help with chronic venous insufficiency if you're looking for a botanical option, but it's not right for everyone. If you take blood thinners, blood pressure medications, sedatives, or drugs that affect your liver, check with your pharmacist first — these ingredients have real interactions.

Pregnant and breastfeeding patients should avoid this product. Talk to your pharmacist about whether it fits your situation.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 4 of 6 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Jun 25, 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 Vein Support, straight from the product label.

Brand Vinco's
Barcode (UPC) 739930195172
Net contents 60 Tablet(s)
Market status On market
Date entered into DSLD Jun 25, 2014
DSLD ID 34008
Product type Other Combinations
Supplement form Tablet Or Pill
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Children 4 or More Years of Age, Adult (18 - 50 Years), 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 Vein Support by Vinco's, 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 Tablet(s)
Maximum serving Sizes:
2 Tablet(s)
Servings per container
60
UPC/BARCODE
739930195172
IngredientAmount% DV
Bioflavonoids50 mg--
Grapeseed Extract50 mg--
Horse Chestnut300 mg--
ABGland Heart200 mg--
Butcher's Broom200 mg--
Gotu Kola100 mg--

Other ingredients: Dicalcium Phosphate, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide, Povidone, Stearic Acid

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.
General

Item# VP-VS

Suggested/Recommended/Usage/Directions

Directions for Use: As a dietary supplement for adults and children twelve or more years of age, take one or two tablets per day, or as directed by a qualified healthcare professional.

General Statements

The ingredients in Vinco's Vein Support have been shown to be beneficial in the management of venous insufficiencies. Consult a qualified healthcare professional to see if Vein Support is right for you.

PROFESSIONAL FORMULATION

Horse Chestnut Complex

FDA Disclaimer Statement

These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.

Storage

Storage: Keep tightly closed in a dry place; do not expose to excessive heat.

Precautions

KEEP OUT OF REACH OF CHILDREN

Tamper resistant. Do not purchase if seal if broken.

Formulation

Gluten Free

FDA Statement of Identity

Dietary Supplement

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

See for yourself

Vein Support by Vinco's label

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

Vein Support 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 Vein Support by Vinco's

These are the 6 active ingredients this product is made of. Select any to open its full monograph.

Serving size1 Tablet(s) Dosage formTablet Or Pill Servings per container60 Amounts shown are per serving.

Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.

Bioflavonoids

50 mg per serving

Grapeseed Extract

Interacts with
910 drugs
50 mg per serving Form: Proanthocyanidins

Grapes and grape products like grape seed extract contain antioxidant compounds such as resveratrol and proanthocyanidins that may support heart and b...

Grapeseed Extract monograph & interactions

Horse Chestnut

Interacts with
122 drugs
300 mg per serving Form: Escin

Horse chestnut seed extract is most often used for chronic venous insufficiency, where standardized products may help reduce leg swelling, pain, and h...

Horse Chestnut monograph & interactions

ABGland Heart

200 mg per serving

Butcher's Broom

Interacts with
158 drugs
200 mg per serving Form: Ruscogenins

Butcher's broom is a plant extract most often used for circulation problems in the legs, such as chronic venous insufficiency, where some evidence sug...

Butcher's Broom monograph & interactions

Gotu Kola

Interacts with
579 drugs
100 mg per serving Form: Triterpenes

Gotu kola is a traditional Ayurvedic and Asian herb that people use for wound healing, circulation, skin problems, and as a calming or memory-supporti...

Gotu Kola monograph & interactions

Other (inactive) ingredients: Dicalcium Phosphate, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide, Povidone, Stearic Acid. These complete the product’s ingredient list but are not active constituents.

Interaction report

Vein Support by Vinco's Drug Interactions

Want to check YOUR meds against Vein Support?

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
1,235Drugs
1,209 Moderate 26 Minor

Ingredients driving the most interactions

Grapeseed Extract 910
Gotu Kola 579
Butcher's Broom 158
Horse Chestnut 122

Individual Drug Interactions

The ingredients in Vein Support interact with 1,235 drugs. Click any drug to see the details.

4 of the 6 ingredients in Vein Support interact with drugs. Each result below shows which ingredient is responsible. Grapeseed Extract Gotu Kola Butcher's Broom Horse Chestnut

Each ingredient & the kinds of drugs it affects

For each ingredient in Vein Support with known interactions, here are the types of medications they can affect. Open any type for the detail — or search your exact drug in the checker above.

Grapeseed Extract9 drug types · 910 drugs

Anticoagulant/Antiplatelet Drugs

Theoretically, grape extracts may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
In vitro evidence suggests that grape extracts might decrease platelet aggregation.

Likelihood Possible Evidence D
Cyclosporine (Neoral, Sandimmune)

Ingesting grape juice with cyclosporine can reduce cyclosporine absorption.
A small pharmacokinetic study in healthy young adults shows that intake of purple grape juice 200 mL along with cyclosporine can decrease the absorption of cyclosporine by up to 30% when compared with water. Separate doses of grape juice and cyclosporine by at least 2 hours to avoid this interaction.

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

Theoretically, grape juice might reduce the levels of CYP1A2 substrates.
A small pharmacokinetic study in healthy adults shows that ingestion of 200 mL of grape juice decreases phenacetin plasma levels. This is thought to be due to induction of CYP1A2.

Likelihood Possible Evidence B
Cytochrome P450 2D6 (Cyp2D6) Substrates

Theoretically, grape seed extract may increase the levels of CYP2D6 substrates.
In vitro evidence suggests that grape seed extract might inhibit CYP2D6 enzymes. However, this interaction has not been reported in humans.

Likelihood Possible Evidence D
Cytochrome P450 2E1 (Cyp2E1) Substrates

Theoretically, grape seed extract might increase the levels of CYP2E1 substrates.
In vitro and animal research suggests that grape seed proanthocyanidin extract inhibits CYP2E1 enzymes. However, this interaction has not been reported in humans.

Likelihood Possible Evidence D
Cytochrome P450 3A4 (Cyp3A4) Substrates

It is unclear if grape seed extract inhibits or induces CYP3A4; research is conflicting.
In vitro evidence suggests that grape seed extract might inhibit CYP3A4 enzymes. However, evidence from animal research shows that grape seed extract may induce CYP3A4 in the liver. So far, these interactions have not been reported in humans.

Likelihood Possible Evidence D
Midazolam (Versed)

Theoretically, long-term intake of grape seed extract might decrease the effects of midazolam.
Animal research shows that subchronic ingestions of grape seed extract can increase the elimination of intravenous midazolam by increasing hepatic CYP3A4 activity. Single doses of grape seed extract do not appear to affect midazolam elimination.

Likelihood Possible Evidence D
Phenacetin

Grape juice might decrease phenacetin absorption.
A small pharmacokinetic study in healthy adults shows that ingestion of 200 mL of grape juice decreases phenacetin plasma levels. This is thought to be due to induction of cytochrome P450 1A2 (CYP1A2).

Likelihood Possible Evidence B
Cytochrome P450 2C9 (Cyp2C9) Substrates

It is unclear if grape juice or grape seed extract inhibits CYP2C9; research is conflicting.
In vitro evidence shows that grape seed extract or grape juice might inhibit CYP2C9 enzymes. However, a small pharmacokinetic study in healthy adults shows that drinking 8 ounces of grape juice once does not affect the clearance of flurbiprofen, a probe-drug for CYP2C9 metabolism. The effects of continued grape juice consumption are unclear.

Likelihood Unlikely Evidence D
Grapeseed Extract full monograph & interactions

Gotu Kola2 drug types · 579 drugs

Cns Depressants

Theoretically, taking gotu kola might increase the sedative effects of CNS depressants.
In vitro research suggests that gotu kola may have sedative effects via binding of GABA receptors.

Likelihood Possible Evidence D
Hepatotoxic Drugs

Theoretically, taking gotu kola with hepatotoxic drugs might have additive adverse effects.
There are at least four case reports of hepatotoxicity associated with the use of gotu kola. However, more information is needed to determine if gotu kola was the causative factor in these cases.

Likelihood Possible Evidence D
Gotu Kola full monograph & interactions

Butcher's Broom2 drug types · 158 drugs

Alpha-Adrenergic Agonists

Theoretically, butcher's broom might increase the effects and adverse effects of alpha-adrenergic agonists.
Animal and in vitro studies show that butcher's broom has alpha-adrenergic agonist effects.

Likelihood Possible Evidence D
Alpha-Adrenergic Antagonists

Theoretically, butcher's broom might reduce the effects of alpha-adrenergic antagonists.
Animal and in vitro studies show that butcher's broom has alpha-adrenergic agonist effects.

Likelihood Possible Evidence D
Butcher's Broom full monograph & interactions

Horse Chestnut1 drug type · 122 drugs

Anticoagulant/Antiplatelet Drugs

Horse chestnut may have antiplatelet effects and may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
Horse chestnut contains the constituent esculin which has been shown to have antithrombotic effects. Therefore, horse chestnut might have antiplatelet effects. This has not been shown in humans.

Likelihood Possible Evidence D
Horse Chestnut full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Vein Support, from the product label.

Vinco's

See all Vinco's products
Name
vinCo inc.
Phone Number
1-800-245-1939
Web Address
www.vincoinc.com
Pharmacist Counseling Corner

Vein Support by Vinco's: Common Questions

Does Vein Support by Vinco's interact with any medications?
Yes. Based on its ingredients, Vein Support has a known interaction with 1,235 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Vein Support contains 6 active ingredients, and an interaction can come from any of them. We check every ingredient, combine the results into one list per medication, and show which ingredient and mechanism is 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 this work for varicose veins and leg swelling?
The three main ingredients — grapeseed extract, horse chestnut, and butcher's broom — are all rated possibly effective for chronic venous insufficiency, so they have research backing for what you're describing. That said, the evidence isn't airtight, and results vary between people. Talk to your pharmacist about whether this is the right fit for your situation.
What are the most common side effects?
The most likely ones are digestive — nausea, diarrhea, stomach upset, or heartburn — from grapeseed extract or butcher's broom. Headache and dry mouth are also reported. Most people tolerate it well short-term, but if anything bothers you, let us know.
Is it safe during pregnancy or while breastfeeding?
No. Horse chestnut, butcher's broom, and gotu kola are all unsafe or should be avoided during pregnancy and breastfeeding. Grapeseed extract itself is rated likely safe in food form, but concentrated supplements in pregnancy are best avoided. Talk to your OB or pharmacist if you're considering this while pregnant or nursing.
Can I take this if I'm on a blood thinner like warfarin?
Not without checking first. Both grapeseed extract and horse chestnut may increase bleeding risk when combined with blood thinners or antiplatelet drugs like aspirin. Come back and we'll run your medications through our interaction checker to make sure it's safe.
What happens if I take this with blood pressure medication?
Butcher's broom has alpha-adrenergic effects, meaning it could reduce the effectiveness of blood pressure-lowering drugs (like alpha-blockers) or amplify the effects of blood pressure-raising medications. If you're on a blood pressure drug, check with us before starting this product.
Can this cause liver problems?
Liver toxicity is rare but has been reported with gotu kola — there are case reports, though it's not clear gotu kola was always the cause. A clinical trial at a standard dose (120 mg daily for six months) didn't show liver changes. If you have liver disease or take medications that stress the liver, mention it to your pharmacist.

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.

Vein Support label
Go deeper

The Full Monographs Behind Vein Support’s Ingredients

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

Herb & supplement monograph

Grape

Interacts with 910 drugs

Grapes and grape products like grape seed extract contain antioxidant compounds such as resveratrol and proanthocyanidins that may support heart and blood vessel health. While the food is he...

Read the full Grape monograph → Herb & supplement monograph

Horse Chestnut

Interacts with 122 drugs

Horse chestnut seed extract is most often used for chronic venous insufficiency, where standardized products may help reduce leg swelling, pain, and heaviness. Raw, unprocessed horse chestnu...

Read the full Horse Chestnut monograph → Herb & supplement monograph

Butcher's Broom

Interacts with 158 drugs

Butcher's broom is a plant extract most often used for circulation problems in the legs, such as chronic venous insufficiency, where some evidence suggests it may help reduce swelling and di...

Read the full Butcher's Broom monograph → Herb & supplement monograph

Gotu Kola

Interacts with 579 drugs

Gotu kola is a traditional Ayurvedic and Asian herb that people use for wound healing, circulation, skin problems, and as a calming or memory-supporting herb. Some early studies suggest poss...

Read the full Gotu Kola monograph →
Sources

Sources & How We Checked

Vein Support'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 81 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.

Grape 34 references
  1. Kiesewetter H, Koscielny J, Kalus U, et al. Efficacy of orally administered extract of red vine leaf AS 195 (folia vitis viniferae) in chronic venous insufficiency (stages I-II). A randomized, double-blind, placebo-controlled trial. Arzneimittelforschung
  2. Xiao Dong S, Zhi Ping Z, Zhong Xiao W, et al. Possible enhancement of the first-pass metabolism of phenacetin by ingestion of grape juice in Chinese subjects. Br J Clin Pharmacol 1999;48:638-40. PubMed
  3. Vaswani SK, Hamilton RG, Carey RN, et al. Anaphylaxis recurrent urticaria and angioedema from grape hypersensitivity. J Allergy Clin Immunol 1998;101:S31.
  4. Chevallier A. The Encyclopedia of Medicinal Plants. London, UK: Dorling Kindersley, Ltd., 1996.
  5. Bernstein DI, Bernstein CK, Deng C, et al. Evaluation of the clinical efficacy and safety of grapeseed extract in the treatment of fall seasonal allergic rhinitis: a pilot study. Ann Allergy Asthma Immunol 2002;88:272-8.. PubMed
  6. Greenblatt DJ, von Moltke LL, Perloff ES, et al. Interaction of flurbiprofen with cranberry juice, grape juice, tea, and fluconazole: in vitro and clinical studies. Clin Pharmacol Ther 2006;79:125-33. PubMed
  7. Ward NC, Hodgson JM, Croft KD, et al. The combination of vitamin C and grape-seed polyphenols increases blood pressure: a randomized, double-blind, placebo-controlled trial. J Hypertens 2005;23:427-34.. PubMed
  8. Ray, S. D., Parikh, H., Hickey, E., Bagchi, M., and Bagchi, D. Differential effects of IH636 grape seed proanthocyanidin extract and a DNA repair modulator 4-aminobenzamide on liver microsomal cytochrome 4502E1-dependent aniline hydroxylation. Mol Cell B PubMed
  9. O'Byrne, D. J., Devaraj, S., Grundy, S. M., and Jialal, I. Comparison of the antioxidant effects of Concord grape juice flavonoids alpha-tocopherol on markers of oxidative stress in healthy adults. Am J Clin.Nutr. 2002;76(6):1367-1374.
  10. Schaefer, E., Peil, H., Ambrosetti, L., and Petrini, O. Oedema protective properties of the red vine leaf extract AS 195 (Folia vitis viniferae) in the treatment of chronic venous insufficiency. A 6-week observational clinical trial. Arzneimittelforschun PubMed
  11. Nishikawa, M., Ariyoshi, N., Kotani, A., Ishii, I., Nakamura, H., Nakasa, H., Ida, M., Nakamura, H., Kimura, N., Kimura, M., Hasegawa, A., Kusu, F., Ohmori, S., Nakazawa, K., and Kitada, M. Effects of continuous ingestion of green tea or grape seed extra
  12. de Lange, D. W., Scholman, W. L., Kraaijenhagen, R. J., Akkerman, J. W., and van de Wiel, A. Alcohol and polyphenolic grape extract inhibit platelet adhesion in flowing blood. Eur.J Clin.Invest 2004;34(12):818-824. PubMed
  13. Samet, J. M. and Coultas, D. B. Reduced forced vital capacity in California grape workers. What does it mean? Am Rev.Respir.Dis 1992;145(2 Pt 1):255-256. PubMed
  14. Gamsky, T. E., McCurdy, S. A., Samuels, S. J., and Schenker, M. B. Reduced FVC among California grape workers. Am Rev.Respir.Dis 1992;145(2 Pt 1):257-262. PubMed
  15. de Lange, D. W., Verhoef, S., Gorter, G., Kraaijenhagen, R. J., van de Wiel, A., and Akkerman, J. W. Polyphenolic grape extract inhibits platelet activation through PECAM-1: an explanation for the French paradox. Alcohol Clin.Exp.Res 2007;31(8):1308-1314 PubMed
  16. Etheridge, A. S., Black, S. R., Patel, P. R., So, J., and Mathews, J. M. An in vitro evaluation of cytochrome P450 inhibition and P-glycoprotein interaction with goldenseal, Ginkgo biloba, grape seed, milk thistle, and ginseng extracts and their constitu
  17. Krikorian, R., Nash, T. A., Shidler, M. D., Shukitt-Hale, B., and Joseph, J. A. Concord grape juice supplementation improves memory function in older adults with mild cognitive impairment. Br J Nutr. 2010;103(5):730-734. PubMed
  18. Ingersoll, G. L., Wasilewski, A., Haller, M., Pandya, K., Bennett, J., He, H., Hoffmire, C., and Berry, C. Effect of concord grape juice on chemotherapy-induced nausea and vomiting: results of a pilot study. Oncol.Nurs.Forum 2010;37(2):213-221. PubMed
  19. Oliveira-Freitas, V. L., Dalla, Costa T., Manfro, R. C., Cruz, L. B., and Schwartsmann, G. Influence of purple grape juice in cyclosporine bioavailability. J Ren Nutr. 2010;20(5):309-313. PubMed
  20. Hollis, J. H., Houchins, J. A., Blumberg, J. B., and Mattes, R. D. Effects of concord grape juice on appetite, diet, body weight, lipid profile, and antioxidant status of adults. J Am Coll.Nutr. 2009;28(5):574-582. PubMed
  21. Dohadwala, M. M., Hamburg, N. M., Holbrook, M., Kim, B. H., Duess, M. A., Levit, A., Titas, M., Chung, W. B., Vincent, F. B., Caiano, T. L., Frame, A. A., Keaney, J. F., Jr., and Vita, J. A. Effects of Concord grape juice on ambulatory blood pressure in
  22. Rabe, E., Stucker, M., Esperester, A., Schafer, E., and Ottillinger, B. Efficacy and tolerability of a red-vine-leaf extract in patients suffering from chronic venous insufficiency--results of a double-blind placebo-controlled study. Eur.J Vasc.Endovasc. PubMed
  23. Trotta, M., Cesaretti, M., Conzi, R., Derchi, L. E., and Borgonovo, G. Elderly male with mesogastric pain. Small bowel obstruction caused by an intact fresh grape. Ann.Emerg.Med 2011;58(4):e1-e2. PubMed
  24. McCurdy, S. A., Wiggins, P., Schenker, M. B., Munn, S., Shaieb, A. M., Weinbaum, Z., Goldsmith, D., McGillis, S. T., Berman, B., and Samuels, S. Assessing dermatitis in epidemiologic studies: occupational skin disease among California grape and tomato ha
  25. Winter, C. K. and Kurtz, P. H. Factors influencing grape worker susceptibility to skin rashes. Bull.Environ.Contam Toxicol. 1985;35(3):418-426. PubMed
  26. Yamasaki, R., Dekio, S., and Jidoi, J. Contact dermatitis from grape bud. Contact Dermatitis 1985;12(4):226-227. PubMed
  27. Cox, J. and Grigg, M. Small bowel obstruction by an intact grape. J Am Geriatr.Soc 1986;34(7):550. PubMed
  28. Faircloth, D. E. and Robison, W. J. Obstruction of the sigmoid colon by grape seeds. JAMA 11-27-1981;246(21):2430. PubMed
  29. Marguerie, C. and Drouet, M. [Occupational eosinophilic lung in a grape grower: role of sulfites]. Allerg.Immunol.(Paris) 1995;27(5):163-167.
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Horse Chestnut 21 references
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Butcher's Broom 8 references
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Gotu Kola 18 references
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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.

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