Drug & supplement interaction

Canola Oil + Tramadol

Tramadol brand names: Ultram, Zytram XL, Qdolo.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Canola Oil and Tramadol in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first.

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Interaction report

Canola Oil and Tramadol

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Tramadol and Canola Oil in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

Worth understanding: our licensed dataset holds no drug-interaction record for Canola Oil at all — not against Tramadol, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Canola Oil safety at a glance

Canola Oil overall Generally safe Canola oil is widely consumed as food and is generally considered safe in normal dietary amounts.
Pregnancy Likely Safe When used orally in amounts commonly found in foods. There is insufficient reliable information available about the safety of using canola oil in medicinal amou... Read the full pregnancy detail
Breastfeeding Likely Safe When used orally in amounts commonly found in foods. There is insufficient reliable information available about the safety of using canola oil in medicinal amou... Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center) — the full detail is in the Special populations card below. Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Tramadol and Canola Oil? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Tramadol’s Own FDA Label Lists

This is not an interaction — none of it involves Canola Oil. These are the most notable effects listed in the ADVERSE REACTIONS section of Tramadol’s own FDA label, for the medication by itself. Knowing the drug’s own list makes it easier to work out the likely cause if something new turns up while you take both. 4 of them are worth acting on rather than waiting out — marked below.

  • Dependence or withdrawal symptoms Worth acting on
  • Serotonin syndrome Worth acting on
  • Seizures Worth acting on
  • An allergic reaction Worth acting on
  • Flushing
  • Sweating
  • Dry mouth
  • Back pain
  • Low blood pressure
  • Drowsiness

Showing the 10 most notable of 20 label-listed effects — ranked by how unusual each one is across medicines generally, with serious effects weighted up.

From the ADVERSE REACTIONS section of the FDA label for Tramadol. Read the label on DailyMed › Canola Oil’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Canola Oil side to compare — that is a limit of the record, not a statement that Canola Oil has no side effects.

Special populations

Canola Oil in Pregnancy & Breastfeeding

Pregnancy And Lactation Likely Safe

When used orally in amounts commonly found in foods. There is insufficient reliable information available about the safety of using canola oil in medicinal amounts during pregnancy or lactation. Consuming canola oil, a source of alpha-linolenic acid, increases levels of this fatty acid in breast milk. While alpha-linolenic acid is likely safe during pregnancy and lactation when used in amounts typically found in food, it is unknown if it is safe in amounts exceeding those typically found in foods; avoid using.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.© 2026 Therapeutic Research Center

From our Q&A

Questions About Canola Oil or Tramadol

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Canola Oil or Tramadol, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Tramadol

This page covers Canola Oil only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Tramadol page lists 223 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: 1,4-butanediol (major), Activated Charcoal (major), Beer (major), Gamma-hydroxybutyrate (ghb) (major) and Grapefruit (major).

By severity: 10 major · 174 moderate · 39 minor.

From our pharmacist’s overview on the Tramadol page

“Tramadol (Ultram, Qdolo) is an opioid, and its supplement interactions worry me more than most because the worst of them compound the drug's most dangerous effects. Alcohol and dozens of calming herbs deepen its sedation, sometimes to the point of slowed breathing.”

Reviewed by 2 · Jul 18, 2026

Open the Tramadol interaction page

One more smart check

Taking Canola Oil as Part of a Dietary Supplement Product? Check It for Interactions

We hold 33 real supplement products containing Canola Oil, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Canola Oil. Even though Canola Oil itself has no known interaction with Tramadol, another ingredient on your label might. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Canola Oil and Tramadol Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Canola Oil
Steady interest

#1,187 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Tramadol
Top half

#809 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Canola Oil reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Canola Oil and Tramadol records this page draws on were last updated June 22, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About Canola Oil

What is Canola Oil?

  • Heart health and cholesterol support
  • Cooking and food preparation
  • Source of unsaturated fats and omega-3 (ALA)
  • Skin moisturizing (topical, traditional)

Canola oil is a common cooking oil pressed from the seeds of the canola plant, a type of rapeseed bred to be low in erucic acid. It is low in saturated fat and contains heart-friendly unsaturated fats, and replacing saturated fats with it may support healthy cholesterol. For most people it is safe as a food, but it is not a proven treatment for any disease.

Brassica napus · Brassicaceae · Seeds (oil pressed from the seeds) · Cooking oil, salad dressings, margarine, capsules (less common), and an ingredient in many processed foods

An interaction check asks whether these two react with each other — it does not ask whether Canola Oil is a good idea for someone in your situation. Here is what our Canola Oil record says about it on its own.

Canola Oil: dosing

There is no official medicinal dose for canola oil. As a food, it is simply used in cooking, baking, and salad dressings in normal recipe amounts. More is not better, since extra oil mainly adds calories.

From our Canola Oil monograph — the full record covers uses, side effects and every documented interaction.

Read the full Canola Oil monograph & all interactions
Medication

About Tramadol

What Is Tramadol Used For?

Brand names: Ultram, Zytram XL, Qdolo

Tramadol is used in adults for pain that is severe enough to need an opioid-strength medication and where non-opioid treatments haven't been enough. It's typically reserved for situations where milder options have failed or aren't expected to work.

It is not meant for everyday or long-term use unless the pain remains severe and alternatives continue to fall short. Prescribers carefully weigh the benefits against the real risks before starting tramadol.

See full Tramadol drug information
Keep checking

Other Drugs & Canola Oil

Browse every other medication we’ve checked against Canola Oil — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
0Moderate
0Minor
2,829No known interaction
No interaction 2,829 drugs checked — show the list
Evidence & sources

Canola Oil References

The 16 references that drive our Canola Oil monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Crawford M, Galli C, Visioli F, et al. Role of Plant-Derived Omega-3 Fatty Acids in Human Nutrition. Ann Nutr Metab 2000;44:263-5. PubMed
  2. Connor WE. Alpha-linolenic acid in health and disease. Am J Clin Nutr 1999;69:827-8. PubMed
  3. Gibson RA, Makrides M. n-3 polyunsaturated fatty acid requirements of term infants. Am J Clin Nutr 2000;71:251S-5S. PubMed
  4. Jones PJ, Senanayake VK, Pu S, Jenkins DJ, Connelly PW, Lamarche B, Couture P, Charest A, Baril-Gravel L, West SG, Liu X, Fleming JA, McCrea CE, Kris-Etherton PM. DHA-enriched high-oleic acid canola oil improves lipid profile and lowers predicted cardiova
  5. https://www.fda.gov/Food/IngredientsPackagingLabeling/GRAS/. Accessed January 25, 2019.
  6. FDA completes review of qualified health claim petition for oleic acid and the risk of coronary heart disease. November 2018. Available at: www.fda.gov/Food/NewsEvents/ConstituentUpdates/ucm624758.htm. Accessed January 25, 2019.
  7. Liu X, Kris-Etherton PM, West SG, et al. Effects of canola and high-oleic-acid canola oils on abdominal fat mass in individuals with central obesity. Obesity. 2016;24(11):2261-2268. PubMed
  8. Kruse M, von Loeffelholz C, Hoffmann D, et al. Dietary rapeseed/canola-oil supplementation reduces serum lipids and liver enzymes and alters postprandial inflammatory responses in adipose tissue compared to olive-oil supplementation in obese men. Mol Nutr PubMed
  9. Jenkins DJ, Kendall CW, Vuksan V, et al. Effect of lowering the glycemic load with canola oil on glycemic control and cardiovascular risk factors: a randomized controlled trial. Diabetes Care. 2014;37(7):1806-14. PubMed
  10. Nigam P, Bhatt S, Misra A, et al. Effect of a 6-month intervention with cooking oils containing a high concentration of monounsaturated fatty acids (olive and canola oils) compared with control oil in male Asian Indians with nonalcoholic fatty liver disea
  11. Palomäki A, Pohjantähti-Maaroos H, Wallenius M, et al. Effects of dietary cold-pressed turnip rapeseed oil and butter on serum lipids, oxidized LDL and arterial elasticity in men with metabolic syndrome. Lipids Health Dis. 2010;9:137. PubMed
  12. Francois CA, Connor SL, Wander RC, Connor WE. Acute effects of dietary fatty acids on the fatty acids of human milk. Am J Clin Nutr. 1998;67(2):301-8. PubMed
  13. Salar A, Faghih S, Pishdad GR. Rice bran oil and canola oil improve blood lipids compared to sunflower oil in women with type 2 diabetes: A randomized, single-blind, controlled trial. J Clin Lipidol. 2016;10(2):299-305. PubMed
  14. Negele L, Schneider B, Ristl R, et al. Effect of a low-fat diet enriched either with rapeseed oil or sunflower oil on plasma lipoproteins in children and adolescents with familial hypercholesterolaemia. Results of a pilot study. Eur J Clin Nutr. 2015;69(3 PubMed
  15. Atefi M, Pishdad GR, Faghih S. The effects of canola and olive oils on insulin resistance, inflammation and oxidative stress in women with type 2 diabetes: a randomized and controlled trial. J Diabetes Metab Disord. 2018;17(2):85-91. PubMed

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking Canola Oil and Tramadol Together: Common Questions

Is it safe to take Canola Oil with Tramadol?
We do not list a known interaction between Canola Oil and Tramadol. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Does Tramadol interact with any supplements?
Yes. Tramadol has documented interactions with 223 supplements in our database — Canola Oil is not one of them. The Tramadol interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Tramadol and Canola Oil?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.