Drug & supplement interaction

Plant Sterols + Abiraterone

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 Plant Sterols and Abiraterone 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

Plant Sterols and Abiraterone

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 Abiraterone and Plant Sterols 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 Plant Sterols at all — not against Abiraterone, 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.

Plant Sterols safety at a glance

Plant Sterols overall Generally safe Generally well tolerated at typical food and supplement amounts for most adults.
Pregnancy Use caution Safety of concentrated supplements during pregnancy is not well studied, so use caution and check with your doctor.
Breastfeeding Use caution There is limited information on concentrated supplements during breastfeeding, so caution is advised.

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

Still wondering about combining Abiraterone and Plant Sterols? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

What Plant Sterols Itself Has Been Linked To

This is not an interaction — nothing below involves Abiraterone. It is the side-effect record for Plant Sterols on its own, from the licensed Natural Medicines monograph. If something new turns up after you add Plant Sterols, this list is the first place to look.

  • Acne Additional detail

    “Peripheral precocious puberty has been described in a 20-month-old boy who ingested about 15 grams daily of a chicken essence product containing the plant sterol avenasterol, also known as clerosterol or chondrillasterol. Signs and symptoms included elevated estradiol and testosterone levels, acne, hairiness, increased penis size, hoarse voice, and increased growth rate.”

    Plant Sterols · Natural Medicines adverse-effect record, reported in acne.

    1 source cited
    1. 112084. Xue P, Wang Y, Chen Y, et al. A Case of Peripheral Precocious Puberty May Be Caused by a Diet Containing Phytosterols in a 20-Month-Old Boy. Horm Res Paediatr 2022;95(5):484-491. PubMed
  • Stomach upset / Diarrhea Additional detail

    “Abdominal discomfort has occurred in one child in a clinical trial of oral plant sterols. Because plant sterols decrease cholesterol absorption in the gut, there is concern that they might produce some gastrointestinal symptoms like diarrhea and excess amounts of fat in the stool (steatorrhea), although these adverse effects have not been reported in clinical research.”

    Plant Sterols · Natural Medicines adverse-effect record, reported in diarrhea.

    1 source cited
    1. 35106. Guardamagna, O., Abello, F., Baracco, V., Federici, G., Bertucci, P., Mozzi, A., Mannucci, L., Gnasso, A., and Cortese, C. Primary hyperlipidemias in children: effect of plant sterol supplementation on plasma lipids and markers of cholesterol synthesis a
  • A skin rash Additional detail

    “Acute dermatitis has been reported in a case report of a 51-year-old female who used a pharmacy-brand plant sterol supplement to lower cholesterol levels. The rash was widespread with lesions on the hands and feet and a red and swollen face. The patient was treated orally with prednisolone and topically with emollients for 2 weeks.”

    Plant Sterols · Natural Medicines adverse-effect record, reported in dermatitis.

    1 source cited
    1. 90737. Haque Hussain SS, Weir J, Roberts N. Severe dermatitis secondary to plant sterol supplements. Clin Exp Dermatol. 2009 Oct;34(7):e276-7. PubMed

Everything above comes from the Natural Medicines adverse-effect record for Plant Sterols — expand a row for the licensed statement it rests on. We haven’t matched Abiraterone 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 Abiraterone.

From our Q&A

Questions About Plant Sterols or Abiraterone

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

This page covers Plant Sterols only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Abiraterone page lists 181 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Beer (major), Grapefruit (major), Siberian Cocklebur (major) and St. John's Wort (major).

By severity: 6 major · 137 moderate · 38 minor.

From our pharmacist’s overview on the Abiraterone page

“Six of the 181 supplement entries on file for abiraterone (Zytiga), a hormone therapy for advanced prostate cancer, are rated major, and those six deserve your attention first. Grapefruit and St.”

Reviewed by 2 · Jul 18, 2026

Open the Abiraterone interaction page

One more smart check

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

We hold 28 real supplement products containing Plant Sterols, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Plant Sterols. Even though Plant Sterols itself has no known interaction with Abiraterone, 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 Plant Sterols and Abiraterone 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 Plant Sterols
Steady interest

#1,145 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Abiraterone
Top 10%

#187 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 Plant Sterols reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Plant Sterols and Abiraterone 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 Plant Sterols

What is Plant Sterols?

  • High cholesterol
  • Heart health support
  • Lowering LDL cholesterol

Plant sterols (and their close relatives, plant stanols) are natural compounds found in plants that can modestly lower LDL ('bad') cholesterol when taken regularly in adequate amounts, usually through fortified foods or supplements. They are widely considered a useful add-on to a heart-healthy diet, but they are not a replacement for prescribed cholesterol medicine. Talk with your pharmacist or doctor before starting them, especially if you take cholesterol drugs.

Sterols extracted from plant oils, nuts, seeds, grains, and legumes · Capsules, softgels, fortified margarine/spreads, fortified yogurt and milk, powders

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

Plant Sterols: dosing

There is no single official dose for everyone, but cholesterol-lowering benefits are generally seen only when enough is taken consistently each day, usually spread across meals. Taking them with food is often recommended, since they work by affecting how cholesterol is absorbed during digestion.The best approach is to follow the directions on your specific product label, since fortified foods and supplements vary in strength.

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

Read the full Plant Sterols monograph & all interactions
Medication

About Abiraterone

What Is Abiraterone Used For?

Abiraterone acetate tablets are used to treat two types of advanced prostate cancer: metastatic castration-resistant prostate cancer (CRPC — cancer that has spread and keeps growing despite low testosterone levels) and metastatic high-risk castration-sensitive prostate cancer (CSPC — cancer that has spread but still responds to hormone-lowering treatment). It is always taken together with a corticosteroid — most products pair with prednisone, while Yonsa is specifically indicated with methylprednisolone.

All products — including Abiraterone, Abiraterone Acetate, Abirtega, Yonsa, and Zytiga — are taken by mouth as a tablet. Yonsa is approved only for metastatic CRPC, while the other products (Abiraterone, Abiraterone Acetate, Abirtega, and Zytiga) are approved for both metastatic CRPC and metastatic high-risk CSPC.

Most-Reported Side Effects for Abiraterone

From FAERS, the FDA’s public side-effect reporting system (40,959 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Fatigue 2,680 reports
Prostatic specific antigen increased 2,017 reports
Therapy cessation 1,563 reports
Hot flush 1,491 reports
Asthenia 1,317 reports
See full Abiraterone drug information
Keep checking

Other Drugs & Plant Sterols

Browse every other medication we’ve checked against Plant Sterols — 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 Plant Sterols 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 Plant Sterols list.

See the full Plant Sterols interactions page
See every supplement checked against Abiraterone, ranked by severity
Evidence & sources

Plant Sterols References

The 3 references that drive our Plant Sterols 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. Guardamagna, O., Abello, F., Baracco, V., Federici, G., Bertucci, P., Mozzi, A., Mannucci, L., Gnasso, A., and Cortese, C. Primary hyperlipidemias in children: effect of plant sterol supplementation on plasma lipids and markers of cholesterol synthesis a
  2. Haque Hussain SS, Weir J, Roberts N. Severe dermatitis secondary to plant sterol supplements. Clin Exp Dermatol. 2009 Oct;34(7):e276-7. PubMed
  3. Xue P, Wang Y, Chen Y, et al. A Case of Peripheral Precocious Puberty May Be Caused by a Diet Containing Phytosterols in a 20-Month-Old Boy. Horm Res Paediatr 2022;95(5):484-491. 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 Plant Sterols and Abiraterone Together: Common Questions

Is it safe to take Plant Sterols with Abiraterone?
We do not list a known interaction between Plant Sterols and Abiraterone. 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 Abiraterone interact with any supplements?
Yes. Abiraterone has documented interactions with 181 supplements in our database — Plant Sterols is not one of them. The Abiraterone 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

Plant Sterols monograph Uses, safety profile, and every drug interaction in one place Abiraterone drug information The full plain-English guide to this medication Abiraterone supplement interactions Every supplement checked against Abiraterone, 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 3 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Abiraterone and Plant Sterols?

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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.