Drug & supplement interaction

Wheatgrass + Botulinum Toxin Type A

Botulinum Toxin Type A brand name: Botox.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Wheatgrass and Botulinum Toxin Type A 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

Wheatgrass and Botulinum Toxin Type A

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 Botulinum Toxin Type A and Wheatgrass 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.

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.

Wheatgrass safety at a glance

Wheatgrass overall Use caution Generally well tolerated as a food, but quality and contamination concerns mean caution is wise.
Pregnancy Avoid Safety is not established, and raw products may carry contamination risk, so avoid unless cleared by your doctor.
Breastfeeding Avoid There is not enough safety information, so avoid unless your doctor approves.

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

Still wondering about combining Botulinum Toxin Type A and Wheatgrass? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Keep it in perspective

Wheatgrass Does Interact With Other Medications

Wheatgrass has 272 moderate known drug interactions in our database — Botulinum Toxin Type A isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Wheatgrass

Covers the 2,830 medications we’ve checked against Wheatgrass. Pick one to open its full report.

What to actually watch for

What Wheatgrass Itself Has Been Linked To

This is not an interaction — nothing below involves Botulinum Toxin Type A. It is the side-effect record for Wheatgrass on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Wheatgrass, this list is the first place to look. One entry is worth acting on rather than waiting out — marked below.

  • An allergic reaction Worth acting on Additional detail

    “Wheat can cause allergic reactions in sensitive individuals. Due to the prevalence of this allergy in the general population, wheat and wheat products, such as wheatgrass, are classified as major food allergens in the United States.”

    Wheatgrass · Natural Medicines adverse-effect record, reported in allergic rhinitis (hay fever).

    1 source cited
    1. 105410. Food and Drug Administration. Food Allergen Labeling and Consumer Protection Act of 2004 (FALCPA); Public Law 108-282, Title II. Accessed on May 19, 2021. Available at: https://www.fda.gov/food/food-allergensgluten-free-guidance-documents-regulatory-infor
  • Reduced appetite / Constipation / Nausea Additional detail

    “Orally, wheatgrass may cause nausea, anorexia, and constipation.”

    Wheatgrass · Natural Medicines adverse-effect record, reported in anorexia.

    1 source cited
    1. 11165. Ben-Arye E, Golden E, Wengrower D, et al. Wheat grass juice in the treatment of active distal ulcerative colitis a randomized double-blind placebo-controlled trial. Scand J Gastroenterol 2002;4:444-9.. PubMed

Everything above comes from the Natural Medicines adverse-effect record for Wheatgrass — expand a row for the licensed statement it rests on. We haven’t matched Botulinum Toxin Type A to its FDA label in our system yet, so we can’t compare its own side-effect list here — the leaflet that comes with your prescription is the authoritative list for Botulinum Toxin Type A.

From our Q&A

Questions About Wheatgrass or Botulinum Toxin Type A

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Wheatgrass or Botulinum Toxin Type A, 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.

One more smart check

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

We hold 104 real supplement products containing Wheatgrass, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Wheatgrass. Even though Wheatgrass itself has no known interaction with Botulinum Toxin Type A, 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 Wheatgrass and Botulinum Toxin Type A 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 Wheatgrass
Top half

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

29 days ago today
Medication Botulinum Toxin Type A
Top 25%

#624 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 Wheatgrass reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Wheatgrass and Botulinum Toxin Type A records this page draws on were last updated July 10, 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 Wheatgrass

What is Wheatgrass?

Wheatgrass
  • General nutrition support
  • Digestive health
  • Antioxidant support
  • Energy and wellness
  • Arthritis symptoms
  • Detox or cleansing routines

Wheatgrass is the young grass of the wheat plant, taken as a juice or powder, and is mainly used as a concentrated source of vitamins and plant nutrients. Solid scientific evidence for most health claims is limited, and it is best viewed as a nutritional add-on rather than a treatment. It is generally well tolerated, but people with celiac disease, wheat allergy, or who are pregnant should be cautious and check with a healthcare provider.

Triticum aestivum · Poaceae · Young grass (leaves/shoots) of the wheat plant · Fresh juice, powder, tablets, capsules, and added to smoothies or health drinks

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

Wheatgrass: dosing

There is no official or standardized dose for wheatgrass. Amounts vary widely between fresh juice, powder, and tablets, so the right amount depends on the specific product.The safest approach is to follow the directions on the product label and start with a small amount to see how your body responds.

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

Read the full Wheatgrass monograph & all interactions
Medication

About OnabotulinumtoxinA Injection

What Is OnabotulinumtoxinA Injection Used For?

Brand name: Botox

Botox is approved to treat a wide range of conditions in adults and some children. These include overactive bladder (OAB) with urge incontinence, urinary incontinence caused by nerve-related bladder overactivity (in adults and in children aged 5 and older), prevention of headaches in adults with chronic migraine (15 or more headache days per month), muscle stiffness (spasticity) in patients aged 2 and older, cervical dystonia (abnormal head position and neck pain), severe underarm sweating (primary axillary hyperhidrosis) when topical treatments haven't worked, eyelid spasms (blepharospasm) in patients aged 12 and older, and crossed eyes (strabismus) in patients aged 12 and older.

BOTOX Cosmetic is a separate product containing the same active ingredient but with its own approved cosmetic uses. Both products are given by injection and are not interchangeable with other botulinum toxin products. Botox has not been shown to work for episodic migraine (14 or fewer headache days per month), and its safety for excessive sweating in body areas other than the underarms has not been established.

Most-Reported Side Effects for Botulinum Toxin Type A

From FAERS, the FDA’s public side-effect reporting system (12,344 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Headache 1,596 reports
Drug intolerance 1,333 reports
Nausea 1,266 reports
Migraine 1,176 reports
Dizziness 1,126 reports
See full OnabotulinumtoxinA Injection drug information
Keep checking

Other Drugs & Wheatgrass

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

0Major
272Moderate
0Minor
2,557No known interaction
Moderate

272 interactions

Showing 60 of 272 moderate interactions — see all 272 on the Wheatgrass page.

No interaction 2,557 drugs checked — show the list
Evidence & sources

Wheatgrass References

The 5 references that drive our Wheatgrass 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. Ben-Arye E, Golden E, Wengrower D, et al. Wheat grass juice in the treatment of active distal ulcerative colitis a randomized double-blind placebo-controlled trial. Scand J Gastroenterol 2002;4:444-9.. PubMed
  2. Mohan Y, Jesuthankaraj GN1, Ramasamy Thangavelu N. Antidiabetic and antioxidant properties of Triticum aestivum in streptozotocin-induced diabetic rats. Adv Pharmacol Sci 2013;2013:716073.
  3. Shakya G, Randhi PK, Pajaniradje S, Mohankumar K, Rajagopalan R. Hypoglycaemic role of wheatgrass and its effect on carbohydrate metabolic enzymes in type II diabetic rats. Toxicol Ind Health 2016;32(6):1026-32. PubMed
  4. Food and Drug Administration. Food Allergen Labeling and Consumer Protection Act of 2004 (FALCPA); Public Law 108-282, Title II. Accessed on May 19, 2021. Available at: https://www.fda.gov/food/food-allergensgluten-free-guidance-documents-regulatory-infor
  5. Haron MH, Dale O, Martin K, et al. Evaluation of the Herb-Drug Interaction Potential of Commonly Used Botanicals on the US Market with Regard to PXR- and AhR-Mediated Influences on CYP3A4 and CYP1A2. J Diet Suppl 2022. 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 Wheatgrass and Botulinum Toxin Type A Together: Common Questions

Is it safe to take Wheatgrass with Botulinum Toxin Type A?
We do not list a known interaction between Wheatgrass and Botulinum Toxin Type A. 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 Wheatgrass interact with any other medications?
Yes. Wheatgrass has 272 documented drug interactions in our database — Botulinum Toxin Type A is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.

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

Still Have a Question About Botulinum Toxin Type A and Wheatgrass?

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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.