Pine Bark Extract 250 mg Ingredients & Drug Interactions
by Natural Grocers by Vitamin Cottage
What is this page for?
First and foremost: checking Pine Bark Extract 250 mg 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
Pine Bark Extract 250 mg is a dietary supplement by Natural Grocers by Vitamin Cottage with 1 active ingredient. Its ingredients are commonly taken for circulation and vein health, antioxidant support, skin health and aging.Based on those ingredients, 327 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Pine bark extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.
Check Your Meds Against Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage
Ask about any prescription or over-the-counter medication and we check it for interactions with Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage — and tell you which ingredient is responsible.
AI summaries are generated from our interaction database for education only — always confirm with your pharmacist. How we use AI
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HelloPharmacist Scorecard of Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage
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: pine bark extract at 250 mg per capsule. Pine bark extract is derived from the maritime pine tree and has been studied for several conditions related to circulation and inflammation.
The capsule also contains inactive ingredients — microcrystalline cellulose, silica, and rice bran — which serve as fillers and binders to hold the capsule together.
Does it work?
Moderate evidence
Pine bark extract is rated possibly effective for osteoarthritis and chronic venous insufficiency (a condition where veins struggle to return blood from the legs). For asthma, the evidence is also rated possibly effective.
However, for high cholesterol (hyperlipidemia), the extract is rated possibly ineffective, so it's not a reliable choice for that purpose.
How safe is it?
Well-documented data
Pine bark extract is generally well tolerated in studies, though long-term safety hasn't been fully established. The most common side effects when taken by mouth are gastrointestinal complaints, dizziness, and vertigo.
Headache has been reported in one trial, and a single case of chest pain was noted in a patient with a prior heart attack — though it's unclear whether the extract was directly responsible. During pregnancy, there isn't enough safety data, so it's best avoided.
The same applies to breastfeeding — safety data is insufficient, so you should talk with your doctor or pharmacist for personalized advice if you're pregnant or nursing.
Meds to double-check
Moderate interaction found
Before taking this product, double-check if you're on blood thinners or antiplatelet drugs (like warfarin or aspirin) — pine bark extract may raise bleeding risk. Also check any immune-suppressing medications and diabetes drugs, as the extract may theoretically interfere with both.
If you're on any of these, run them through the checker below.
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.
Pine bark extract may help with osteoarthritis or venous insufficiency symptoms, but you'll want to be cautious if you take blood thinners, immune suppressors, or diabetes medications. Check your medications with the tool on this page before starting.
Talk to your pharmacist, especially if you're pregnant, breastfeeding, or have any heart concerns.
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 Nov 19, 2021.
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 Pine Bark Extract 250 mg, straight from the product label.
| Brand | Natural Grocers by Vitamin Cottage |
|---|---|
| Barcode (UPC) | 849327003383 |
| Net contents | 90 Vegetarian Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Nov 19, 2021 |
| DSLD ID | 256769 |
| Product type | Botanical |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Vegetarian, Adult (18 - 50 Years), Gluten Free, Dairy Free, Sugar 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 Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Pine bark extract | 250 mg | -- |
Other ingredients: Microcrystalline Cellulose, Capsule, Silica, Rice Bran
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.
Suggested/Recommended/Usage/Directions
Suggested use: As a dietary supplement, adults take one (1) vegetarian capsule daily, or as directed by a health care professional.
Storage
Store in a cool, dry place and away from direct light.
Formulation
We only put our name on formulas that meet our unrivaled quality standards, and we continue raising the bar on these standards without raising the bar on your budget. Our supplements are GMP (Good Manufacturing Practices) certified, ingredient verified, screened for heavy metals, and formulated without questionable fillers, artificial colors, sweeteners, flavors, and other problematic ingredients. We scrutinize every detail, so you don't have to, because we are, and always have been, your Original good4u Grocers. To your health, - The Isely Family
Our supplements are GMP (Good Manufacturing Practices) certified, ingredient verified, screened for heavy metals, and formulated without questionable fillers, artificial colors, sweeteners, flavors, and other problematic ingredients.
Immune & vascular support
Gluten free
Vegetarian
Made in USA
BPA Free
Contains no: Sugar, salt, dairy, yeast, wheat, gluten, corn, soy, preservatives, magnesium stearate, artificial colors or flavors.
Seals/Symbols
GMP Good Manufacturing Practice
FDA Statement of Identity
Dietary Supplement
Precautions
Caution: As with any supplement, consult your healthcare practitioner before using this product, especially if you are pregnant, nursing, or are under medical supervision for any reason.
Keep out of reach of children.
For serious adverse event reporting call (877) 455-2826.
FDA Disclaimer Statement
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.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage 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 Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size1 Vegetarian Capsule(s) Dosage formCapsule Servings per container90 Amounts shown are per serving.
Pine bark extract
Interacts with327 drugs
Maritime pine bark extract (often sold as Pycnogenol) is a plant-based antioxidant most studied for circulation, vein, and skin health. Some research...
Pine bark extract monograph & interactionsOther (inactive) ingredients: Microcrystalline Cellulose, Capsule, Silica, Rice Bran. These complete the product’s ingredient list but are not active constituents.
Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage Drug Interactions
HelloPharmacist Interaction Report
Pine Bark Extract 250 mg by Natural Grocers does interact with several medication types.
The most serious concern is with blood thinners and antiplatelet drugs — pine bark extract may inhibit platelet clumping, which theoretically increases your bleeding risk if you're already on a blood thinner like warfarin or an antiplatelet like aspirin. The clinical importance of this effect isn't entirely clear from the data, but it's worth watching.
Read the full breakdown — every affected drug type, severity by severity
Second, if you take immune-suppressing drugs (like those after an organ transplant), pine bark extract might theoretically reduce how well they work — it appears to stimulate immune activity in lab and animal studies, though this hasn't been confirmed in people. Third, if you're on diabetes medications, pine bark extract may lower your blood sugar further; one clinical study showed it decreases glucose levels in people already being treated for diabetes, so close monitoring and possible dose adjustments could be needed.
Altogether, these interactions span 322 individual medications. Use the medication checker on this page to search your exact drugs before starting.
Check your own medications below · Editorial policy · How we use AI
Want to check YOUR meds against Pine Bark Extract 250 mg?
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 checkerIngredients driving the most interactions
Individual Drug Interactions
The ingredients in Pine Bark Extract 250 mg interact with 327 drugs. Click any drug to see the details.
1 of the 1 ingredient in Pine Bark Extract 250 mg interact with drugs. Each result below shows which ingredient is responsible. Pine bark extract
6-mercaptopurinePurinethol
How 6-mercaptopurine interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + 6-mercaptopurine interactionAbciximabReoPro
How Abciximab interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Abciximab interactionAbrocitinibCibinqo
How Abrocitinib interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs, Immunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Abrocitinib interactionAcarboseGlucobay, Prandase, Precose
How Acarbose interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAntidiabetes Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
Read the full Pine Bark Extract + Acarbose interactionAcenocoumarolSintrom
How Acenocoumarol interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Acenocoumarol interactionAcetaminophen, AspirinGemnisyn
How Acetaminophen, Aspirin interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Acetaminophen, Aspirin interactionAcetaminophen, Aspirin, CaffeineExcedrin, Excedrin Extra Strength, Excedrin Migraine
How Acetaminophen, Aspirin, Caffeine interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Acetaminophen, Aspirin, Caffeine interactionAcetaminophen, IbuprofenCombogesic
How Acetaminophen, Ibuprofen interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Acetaminophen, Ibuprofen interactionAcetohexamideDymelor
How Acetohexamide interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAntidiabetes Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
Read the full Pine Bark Extract + Acetohexamide interactionAcetylsalicylic AcidEntrophen
How Acetylsalicylic Acid interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Acetylsalicylic Acid interactionAdalimumabHumira
How Adalimumab interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab interactionAdalimumab-adazHyrimoz
How Adalimumab-adaz interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab-adaz interactionAdalimumab-adbmCyltezo
How Adalimumab-adbm interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab-adbm interactionAdalimumab-afzbAbrilada
How Adalimumab-afzb interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab-afzb interactionAdalimumab-attoAmjevita
How Adalimumab-atto interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab-atto interactionAdalimumab-bwwdHadlima
How Adalimumab-bwwd interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab-bwwd interactionAdalimumab-fkjpHulio
How Adalimumab-fkjp interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Adalimumab-fkjp interactionAlbiglutideTanzeum
How Albiglutide interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAntidiabetes Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
Read the full Pine Bark Extract + Albiglutide interactionAlefaceptAmevive
How Alefacept interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Alefacept interactionAlemtuzumabCampath
How Alemtuzumab interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Alemtuzumab interactionAlogliptinNesina
How Alogliptin interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAntidiabetes Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
Read the full Pine Bark Extract + Alogliptin interactionAlogliptin, MetforminKazano
How Alogliptin, Metformin interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAntidiabetes Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
Read the full Pine Bark Extract + Alogliptin, Metformin interactionAlogliptin, PioglitazoneOseni
How Alogliptin, Pioglitazone interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAntidiabetes Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
Read the full Pine Bark Extract + Alogliptin, Pioglitazone interactionAlteplase, TpaActilyse, Activase
How Alteplase, Tpa interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Alteplase, Tpa interactionAluminum Hydroxide, Aspirin, Codeine Phosphate, Magnesium HydroxideAscriptin Codeine #2
How Aluminum Hydroxide, Aspirin, Codeine Phosphate, Magnesium Hydroxide interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Aluminum Hydroxide, Aspirin, Codeine Phosphate, Magnesium Hydroxide interactionAluminum Hydroxide, Aspirin, Magnesium HydroxideAscriptin
How Aluminum Hydroxide, Aspirin, Magnesium Hydroxide interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Aluminum Hydroxide, Aspirin, Magnesium Hydroxide interactionAnacaulase-bcdbNexoBrid
How Anacaulase-bcdb interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Anacaulase-bcdb interactionAnagrelideAgrylin
How Anagrelide interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Anagrelide interactionAnifrolumab-fniaSaphnelo
How Anifrolumab-fnia interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractImmunosuppressants Moderate
Interaction Summary
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
Read the full Pine Bark Extract + Anifrolumab-fnia interactionAnisindioneMiradon
How Anisindione interacts with Pine Bark Extract 250 mg — through 1 ingredient. Tap an ingredient for the detail:
Pine Bark ExtractAnticoagulant/antiplatelet Drugs Moderate
Interaction Summary
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Read the full Pine Bark Extract + Anisindione interactionEach ingredient & the kinds of drugs it affects
For each ingredient in Pine Bark Extract 250 mg 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.
Pine bark extract
Anticoagulant/Antiplatelet Drugs
Theoretically, maritime pine bark extract might increase the risk of bleeding when used with antiplatelet or anticoagulant drugs.
Clinical research suggests that maritime pine bark extract inhibits platelet aggregation. However, the clinical significance of this effect is unclear.
Antidiabetes Drugs
Theoretically, maritime pine bark extract might increase the risk of hypoglycemia when used with antidiabetes drugs.
One clinical study shows that maritime pine bark extract decreases blood sugar in patients with diabetes being treated with antidiabetes agents. Monitor blood glucose levels closely. Dose adjustments might be necessary.
Immunosuppressants
Theoretically, maritime pine bark extract might decrease the effectiveness of immunosuppressant therapy.
In vitro and animal research suggests that maritime pine bark extract has immunostimulant activity. This effect has not been reported in humans.
Brand information
Manufacturer and brand details for Pine Bark Extract 250 mg, from the product label.
Natural Grocers by Vitamin Cottage
See all Natural Grocers by Vitamin Cottage products- Name
- Vitamin Cottage Natural Food Markets, Inc.
- City
- Lakewood
- State
- CO
- ZipCode
- 80228
- Phone Number
- 877-455-2826
- Web Address
- www.naturalgrocers.com
Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage: Common Questions
Does Pine Bark Extract 250 mg by Natural Grocers by Vitamin Cottage interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Will this help my osteoarthritis?
What side effects should I expect?
Is it safe to take while pregnant?
Can I take this if I'm breastfeeding?
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Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Pine Bark Extract 250 mg 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 Pine Bark Extract 250 mg’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Pine Bark Extract 250 mg'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 14 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.
Maritime Pine 14 references
- Rice-Evans CA, Packer L, eds. Flavonoids in Health and Disease. Manhattan, NY: Marcel Dekker, Inc., 1998.
- Liu FJ, Zhang YX, Lau BH. Pycnogenol enhances immune and haemopoietic functions in senescence-accelerated mice. Cell Mol Life Sci 1998;54:1168-72. PubMed
- Putter M, Grotemeyer KH, Wurthwein G, et al. Inhibition of smoking-induced platelet aggregation by aspirin and pycnogenol. Thromb Res 1999;95:155-61. PubMed
- Kohama T, Inoue M. Pycnogenol alleviates pain associated with pregnancy. Phytother Res 2006;20:232-4.
- Liu X, Zhou HJ, Rohdewald P. French maritime pine bark extract pycnogenol dose-dependently lowers glucose in type 2 diabetic patients (letter). Diabetes Care 2004;27:839. PubMed
- Liu X, Wei J, Tan F, et al. Antidiabetic effect of Pycnogenol French maritime pine bark extract in patients with diabetes type II. Life Sci 2004;75:2505-13. PubMed
- Wilson D, Evans M, Guthrie N et al. A randomized, double-blind, placebo-controlled exploratory study to evaluate the potential of pycnogenol for improving allergic rhinitis symptoms. Phytother Res 2010;24:1115-9.
- Araghi-Niknam, M., Hosseini, S., Larson, D., Rohdewald, P., and Watson, R. R. Pine bark extract reduces platelet aggregation. Integr.Med. 3-21-2000;2(2):73-77. PubMed
- Trebaticka, J., Kopasova, S., Hradecna, Z., Cinovsky, K., Skodacek, I., Suba, J., Muchova, J., Zitnanova, I., Waczulikova, I., Rohdewald, P., and Durackova, Z. Treatment of ADHD with French maritime pine bark extract, Pycnogenol. Eur.Child Adolesc.Psychi PubMed
- Suzuki, N., Uebaba, K., Kohama, T., Moniwa, N., Kanayama, N., and Koike, K. French maritime pine bark extract significantly lowers the requirement for analgesic medication in dysmenorrhea: a multicenter, randomized, double-blind, placebo-controlled study
- Cisar, P., Jany, R., Waczulikova, I., Sumegova, K., Muchova, J., Vojtassak, J., Durackova, Z., Lisy, M., and Rohdewald, P. Effect of pine bark extract (Pycnogenol) on symptoms of knee osteoarthritis. Phytother.Res. 2008;22(8):1087-1092.
- Enseleit, F., Sudano, I., Periat, D., Winnik, S., Wolfrum, M., Flammer, A. J., Frohlich, G. M., Kaiser, P., Hirt, A., Haile, S. R., Krasniqi, N., Matter, C. M., Uhlenhut, K., Hogger, P., Neidhart, M., Luscher, T. F., Ruschitzka, F., and Noll, G. Effects
- Schoonees, A., Visser, J., Musekiwa, A., and Volmink, J. Pycnogenol(R) (extract of French maritime pine bark) for the treatment of chronic disorders. Cochrane.Database.Syst.Rev. 2012;4:CD008294.
- Wang S, Tan D Zhao Y et al. The effect of pycnogenol on the microcirculation, platelet function and ischemic myocardium in patients with coronary artery diseases. Eur Bull Drug Res 1999;7:19-25.
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