Drug & supplement interaction

Zone Diet + Bupropion

Bupropion brand names: Wellbutrin, Wellbutrin SR, Zyban, Wellbutrin XL, Aplenzin, and others.

No Known Interaction
Medically reviewed by · Updated June 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Zone Diet and Bupropion 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

Zone Diet and Bupropion

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 Bupropion and Zone Diet in our sources. This does not guarantee that the combination is completely free of risk — research on Zone Diet alongside specific medications may be limited.

Worth understanding: our licensed dataset holds no drug-interaction record for Zone Diet at all — not against Bupropion, 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.

Zone Diet is an eating pattern rather than something you take. Ask your pharmacist or doctor before changing how you eat while on a prescribed medicine: some medicines are dosed around meals, and a change in diet can change how they work. 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.

Zone Diet safety at a glance

Zone Diet overall Use caution Generally safe for healthy adults but it is restrictive and may not suit everyone.
Pregnancy Use caution Calorie- or carb-restricted diets may not meet pregnancy nutrient needs, so check with your doctor first.
Breastfeeding Use caution Nursing needs extra calories and nutrients, so discuss any restrictive diet with your provider.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Bupropion and Zone Diet? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Bupropion’s Own FDA Label Lists

This is not an interaction — none of it involves Zone Diet. These are the most notable effects listed in the ADVERSE REACTIONS section of Bupropion’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 follow Zone Diet and take the medicine. 10 of them are worth acting on rather than waiting out — marked below.

  • Mania or an unusually elevated mood Worth acting on
  • Thoughts of self-harm Worth acting on
  • Trouble swallowing Worth acting on
  • Hallucinations Worth acting on
  • An irregular heartbeat Worth acting on
  • Confusion Worth acting on
  • Seizures Worth acting on
  • Chest pain Worth acting on
  • Raised blood pressure Worth acting on
  • Hives Worth acting on

Showing the 10 most notable of 43 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 Bupropion. Read the label on DailyMed › Where a percentage is shown, it is the share of 152,137 voluntary FDA FAERS reports for Bupropion that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Zone Diet’s licensed record lists no adverse effects our clinical vocabulary could match, so there is no Zone Diet side to compare — that is a limit of the record, not a statement that Zone Diet has no side effects.

From our Q&A

Questions About Zone Diet or Bupropion

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Zone Diet or Bupropion, 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 Bupropion

This page covers Zone Diet only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Bupropion page lists 46 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Adrafinil (moderate), African Wild Potato (moderate), Artichoke (moderate) and Astaxanthin (moderate).

By severity: 1 major · 33 moderate · 12 minor.

From our pharmacist’s overview on the Bupropion page

“Bupropion (Wellbutrin, Zyban) deserves genuine care around supplements, and the entry to understand first is activated charcoal, the only major-rated interaction on this list. Charcoal and similar bulk products can soak up the drug in the gut and blunt its effect, so space them well apart from your dose.”

Reviewed by 2 · Jul 18, 2026

Open the Bupropion interaction page

How much people look this up

Where Zone Diet and Bupropion 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 Zone Diet
Steady interest

#1,395 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Bupropion
Top 1%

#23 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 Zone Diet reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Zone Diet and Bupropion 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 .
Eating pattern

About Zone Diet

What is Zone Diet?

  • Weight loss
  • Blood sugar control
  • Reducing inflammation
  • Heart health support
  • Improving energy and athletic performance

The Zone Diet is an eating plan, not an herb or supplement, that aims to balance every meal into roughly 40% carbohydrate, 30% protein, and 30% fat. It can help some people lose weight and improve diet quality, mostly by encouraging portion control and lean proteins, but evidence that its specific ratio is better than other balanced diets is limited. Talk with your doctor, pharmacist, or a dietitian before starting, especially if you have a medical condition.

Eating plan (whole-food meals and snacks), meal-delivery services, prepackaged bars and shakes

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

Zone Diet: dosing

There is no pill or standardized "dose" for the Zone Diet because it is an eating pattern, not a supplement. Instead, the plan is followed by structuring meals around the 40% carbohydrate, 30% protein, 30% fat idea and eating regular, portion-controlled meals and snacks.If you use Zone-branded products like bars or meals, follow the label directions.

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

Read the full Zone Diet monograph & all interactions
Medication

About Bupropion

What Is Bupropion Used For?

Brand names: Wellbutrin, Wellbutrin SR, Zyban, Wellbutrin XL, Aplenzin, Forfivo XL

Bupropion is FDA-approved to treat major depressive disorder (MDD) — a form of clinical depression. Extended-release formulations (XL and hydrobromide versions, including Aplenzin) are also approved for the prevention of seasonal affective disorder (SAD), the pattern of depression that tends to arrive in autumn and winter.

Not all formulations share every indication. Aplenzin (bupropion hydrobromide extended-release) and bupropion hydrochloride extended-release tablets (XL) are indicated for both MDD and SAD. Bupropion hydrochloride extended-release tablets (SR) and bupropion hydrochloride immediate-release tablets are indicated for MDD only.

Most-Reported Side Effects for Bupropion

From FAERS, the FDA’s public side-effect reporting system (152,137 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Nausea 11,909 reports
Fatigue 10,076 reports
Headache 10,053 reports
Depression 8,639 reports
Dizziness 7,786 reports
See full Bupropion drug information
Keep checking

Other Drugs & Zone Diet

Browse every other medication we’ve checked against Zone Diet — 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
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Zone Diet against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Zone Diet list.

See the full Zone Diet interactions page
See every supplement checked against Bupropion, ranked by severity
Evidence & sources

Zone Diet References

The 4 references that drive our Zone Diet 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. Fontani, G., Corradeschi, F., Felici, A., Alfatti, F., Bugarini, R., Fiaschi, A. I., Cerretani, D., Montorfano, G., Rizzo, A. M., and Berra, B. Blood profiles, body fat and mood state in healthy subjects on different diets supplemented with Omega-3 polyu
  2. Gardner CD, Kiazand A, Alhassan S, et al. Comparison of the Atkins, Zone, Ornish, and LEARN diets for change in weight and related risk factors among overweight premenopausal women: the A TO Z Weight Loss Study: a randomized trial. JAMA. 2007 Mar 7;297(9) PubMed
  3. McAuley KA, Hopkins CM, Smith KJ, et al. Comparison of high-fat and high-protein diets with a high-carbohydrate diet in insulin-resistant obese women. Diabetologia. 2005 Jan;48(1):8-16. Epub 2004 Dec 23. Erratum in: Diabetologia. 2005 May;48(5):1033.
  4. Jarvis M, McNaughton L, Seddon A, Thompson D. The acute 1-week effects of the Zone diet on body composition, blood lipid levels, and performance in recreational endurance athletes. J Strength Cond Res. 2002 Feb;16(1):50-7. DOI

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

Following Zone Diet While Taking Bupropion: Common Questions

Is it safe to follow Zone Diet while taking Bupropion?
We do not list a known interaction between Zone Diet and Bupropion. 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 Bupropion interact with any supplements?
Yes. Bupropion has documented interactions with 46 supplements in our database — Zone Diet is not one of them. The Bupropion interaction page linked on this page lists every one, ranked by severity.

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

Where next

Keep Exploring

Zone Diet monograph Uses, safety profile, and every drug interaction in one place Bupropion drug information The full plain-English guide to this medication Bupropion supplement interactions Every supplement checked against Bupropion, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 4 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Bupropion and Zone Diet?

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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.