Drug & supplement interaction

Pea Protein + Glipizide

Glipizide brand names: Glucotrol, Glucotrol XL.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Pea Protein and Glipizide 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

Pea Protein and Glipizide

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 Glipizide and Pea Protein 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 Pea Protein at all — not against Glipizide, 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.

Pea Protein safety at a glance

Pea Protein overall Generally safe Pea protein is a food-derived protein that is generally well tolerated by most healthy people.
Pregnancy Use caution Whole peas are a normal food, but concentrated protein supplements have not been well studied in pregnancy, so check with your doctor first.
Breastfeeding Use caution Pea protein as a food is likely fine, but concentrated supplements have not been specifically studied during breastfeeding.

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

Still wondering about combining Glipizide and Pea Protein? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Pea Protein Itself Has Been Linked To

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

  • Wheezing / A severe allergic reaction / Hives / An allergic reaction Worth acting on Additional detail

    “Orally, pea protein may cause allergic reactions in individuals sensitive to other foods. A case series describes 6 children who had anaphylactic reactions to pea protein present in a number of food items. Other symptoms included angioedema, urticaria, and asthma. All the children had a history of allergies to other foods including peanuts, tree nuts, chickpeas, lentils, or kidney beans.”

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

    1 source cited
    1. 102012. Lavine E, Ben-Shoshan M. Anaphylaxis to hidden pea protein: A Canadian pediatric case series. J Allergy Clin Immunol Pract 2019;7(6):2070-1. doi: 10.1016/j.jaip.2019.02.010. PubMed

Everything above comes from the Natural Medicines adverse-effect record for Pea Protein — expand a row for the licensed statement it rests on. We read the ADVERSE REACTIONS section of Glipizide’s FDA label too, and the two lists don’t meaningfully overlap — which is why no Glipizide column appears here.

Overlapping uses

What Glipizide Is Prescribed For, and What Pea Protein Has Been Studied For

These two come up together because they touch the same health topic — not because they do the same job. Glipizide is a prescription medicine with approved uses on its FDA label. Pea Protein is a supplement: what follows is what researchers have looked at it for, and how strong that evidence is.

Glipizide is prescribed for: Glipizide tablets and glipizide extended-release tablets are both used as an add-on to diet and exercise to improve blood sugar (glucose) control in adults with type 2 diabetes. It is not used for type 1 diabetes or diabetic ketoacidosis (a serious complication of uncontrolled blood sugar).

Pea Protein has been studied for:

  • Diabetes studied, not established Pea Protein has been studied for this. Natural Medicines rates the evidence: Insufficient Reliable Evidence To Rate Read what the research shows

    Pea Protein for diabetes

    Although there has been interest in using oral pea protein for diabetes, there is insufficient reliable information about the clinical effects of pea protein for this purpose.

Effectiveness ratings and the research summaries above are the verbatim record from the Natural Medicines database, which grades evidence from “Effective” down to “Insufficient Reliable Evidence To Rate”. A rating below the top of that scale means researchers have looked at it — not that it works, and never that it can stand in for a prescribed medicine. Do not stop or replace Glipizide on your own; if you are taking Pea Protein for the same health topic, tell your prescriber, especially if the medicine is being adjusted to a target.

From our Q&A

Questions About Pea Protein or Glipizide

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

This page covers Pea Protein only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Glipizide page lists 307 supplements it has a documented interaction with, worst first, each one explained.

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

By severity: 2 major · 256 moderate · 49 minor.

From our pharmacist’s overview on the Glipizide page

“Glipizide (Glucotrol, Glucotrol XL) lowers blood sugar by prompting the pancreas to release more insulin, and that same power is why I read its supplement list with real seriousness. Of the 307 ingredients on file, 239 also act on blood glucose, so stacking them can drive sugar dangerously low.”

Reviewed by 2 · Jul 18, 2026

Open the Glipizide interaction page

One more smart check

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

We hold 831 real supplement products containing Pea Protein, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Pea Protein. Even though Pea Protein itself has no known interaction with Glipizide, 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 Pea Protein and Glipizide 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 Pea Protein
Top 25%

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

29 days ago today
Medication Glipizide
Top 25%

#600 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 Pea Protein reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Pea Protein and Glipizide 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 Pea Protein

What is Pea Protein?

  • Building muscle and strength
  • Plant-based protein supplement
  • Weight management and appetite control
  • Post-workout recovery
  • Meal replacement

Pea protein is a plant-based protein powder made from yellow split peas, commonly used by people who want a dairy-free or vegan source of protein to support muscle and overall protein intake. Research suggests it can support muscle building similar to other proteins when paired with resistance exercise, and it is generally well tolerated. As a food-based protein, it is considered safe for most people, but check with your pharmacist or doctor if you have kidney problems or a legume allergy.

Pisum sativum · Fabaceae · Seeds (peas) · Powder, protein shakes, ready-to-drink beverages, protein bars, capsules

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

Pea Protein: dosing

There is no single official dose of pea protein, because the right amount depends on your overall diet, body size, and goals. Most products provide about 20 to 25 grams of protein per scoop, but this varies by brand.The best approach is to follow the directions on the product label and use pea protein to help fill the gap between the protein you get from food and your daily needs.

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

Read the full Pea Protein monograph & all interactions
Medication

About Glipizide

What Is Glipizide Used For?

Brand names: Glucotrol, Glucotrol XL

Glipizide tablets and glipizide extended-release tablets are both used as an add-on to diet and exercise to improve blood sugar (glucose) control in adults with type 2 diabetes. It is not used for type 1 diabetes or diabetic ketoacidosis (a serious complication of uncontrolled blood sugar).

Most-Reported Side Effects for Glipizide

From FAERS, the FDA’s public side-effect reporting system (0 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Blood glucose increased 6,712 reports
Nausea 4,542 reports
Diarrhea 3,383 reports
Fatigue 3,045 reports
Weight decreased 2,832 reports
See full Glipizide drug information
Keep checking

Other Drugs & Pea Protein

Browse every other medication we’ve checked against Pea Protein — 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 Pea Protein 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 Pea Protein list.

See the full Pea Protein interactions page
See every supplement checked against Glipizide, ranked by severity
Evidence & sources

Pea Protein References

The 1 references that drive our Pea Protein 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. Lavine E, Ben-Shoshan M. Anaphylaxis to hidden pea protein: A Canadian pediatric case series. J Allergy Clin Immunol Pract 2019;7(6):2070-1. doi: 10.1016/j.jaip.2019.02.010. 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 Pea Protein and Glipizide Together: Common Questions

Is it safe to take Pea Protein with Glipizide?
We do not list a known interaction between Pea Protein and Glipizide. 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.
Are Pea Protein and Glipizide used for the same thing?
They overlap in purpose, which usually means the real question is whether you need both rather than whether they are safe together. This page lists the shared uses and how strong the evidence is for Pea Protein in each. That is a conversation for your prescriber, especially if Glipizide is being adjusted to a target.
Does Glipizide interact with any supplements?
Yes. Glipizide has documented interactions with 307 supplements in our database — Pea Protein is not one of them. The Glipizide 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

Pea Protein monograph Uses, safety profile, and every drug interaction in one place Glipizide drug information The full plain-English guide to this medication Glipizide supplement interactions Every supplement checked against Glipizide, 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 1 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Glipizide and Pea Protein?

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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.