Side effects
FemiPro Side Effects and Safety Notes
The main FemiPro side effect to watch is stomach upset, the most common complaint with cranberry and berberine.
Bearberry leaf is meant for courses of up to one week, and berberine interacts with many medications. Ask a pharmacist before starting if you take daily medication.
Written by the FemiPro label deskUpdated
The short list01
What are the side effects of FemiPro?
The side effects of FemiPro are unknown for the capsule itself, because nobody has tested it. What we have are reports for each ingredient on its own, mostly at other doses and in other forms.
Across those reports, stomach complaints come up most: nausea, stomach ache, bloating, diarrhea or constipation. They are usually mild. The bigger questions are about how long to take bearberry leaf and how berberine mixes with medicines.
| Ingredient | Reported side effects | Main caution |
|---|---|---|
| Mimosa pudica seed | No human safety trials found | Traditional use only (Muhammad 2016, Mimosa pudica review) |
| Cranberry extract | Few; stomach pain was the most common in trials (Cochrane 2023, cranberries for preventing UTIs) | Warfarin evidence is conflicting (NCCIH, Cranberry) |
| Bearberry leaf | Nausea, vomiting, stomach ache (EMA/HMPC, Uvae ursi folium (bearberry leaf)) | Up to one week; not with kidney disorders |
| Berberine extract | Mild nausea, bloating, diarrhea or constipation (LiverTox, Berberine) | Changes how many drugs are handled |
| Five Lactobacillus strains | Diarrhea, nausea, constipation, vaginal symptoms in trials (Cochrane 2015, probiotics for preventing UTIs) | Higher risk if very ill or immune-weakened |
Is it safe?02
Is FemiPro safe to take?
FemiPro has no safety study of its own, so nobody can call it safe or unsafe with confidence. Its ingredients are widely sold, and most of their reported problems are mild. Safety also depends on who you are and what else you take.
Supplements reach shelves without an FDA safety review, and the company is responsible for what goes in the bottle (NIH ODS, Supplements: What You Need to Know). The label asks pregnant or nursing women, anyone under 18 and people with a medical condition to consult a physician first.
The one daily capsule is the most the label allows. "Do not exceed recommended dose. Pregnant or nursing mothers, children under the age of 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement."
Stomach03
Can FemiPro upset your stomach?
Yes, FemiPro can upset your stomach in some people. Four of its five ingredient groups list stomach effects in their research, from mild nausea to loose stools.
Very large amounts of cranberry can cause stomach upset and diarrhea (NCCIH, Cranberry). Berberine's side effects are mostly short-lived gut symptoms, and in controlled studies they were generally no more frequent than with placebo (LiverTox, Berberine).
- Take the capsule with the full 6-8 oz of water the label asks for
- Try a regular time, such as breakfast, and keep it steady
- Note any symptom and the day it began in a short diary
- Stop and call your clinician if stomach upset lasts more than a few days
More on timing sits on how to take FemiPro.
Bearberry04
Why does bearberry leaf have a one-week limit?
Bearberry leaf has a one-week limit because of hydroquinone. Its arbutin turns into hydroquinone in the body, a compound that may cause cancer, so experts advise short courses and not long-term use (LiverTox, Uva Ursi).
European guidance says bearberry-leaf medicines are for adult women only, for no longer than one week. Women with kidney disorders must not take them, and symptoms that last over four days need a doctor (EMA/HMPC, Uvae ursi folium (bearberry leaf)).
FemiPro is labeled for one capsule every day, which runs past that one-week limit. The bearberry dose in each capsule is not printed; it is at most 116.7 mg. Ask your clinician whether a daily bearberry product suits you. Read the full profile on bearberry in FemiPro.
Very high doses of uva-ursi have been linked to ringing in the ears and trouble breathing, and rarely to seizures (LiverTox, Uva Ursi). Those reports involve far more than one capsule's ceiling.
Liver05
Can FemiPro affect the liver?
No published case links FemiPro or its two strongest herbs to liver injury. The NIH LiverTox database rates both uva-ursi and berberine as unlikely causes of clinically apparent liver injury (LiverTox, Uva Ursi) (LiverTox, Berberine).
Unlikely is not impossible, and the capsule has never been tested. Stop taking it and call a clinician if you notice yellow skin or eyes, or dark urine. The FDA lists both as signs of a serious reaction to a supplement (FDA, Report a Supplement Problem).
FemiPro: from $49 a bottle30 capsules · 1, 3 or 6 bottles · free US shipping · 60-day money-back guarantee
See packsMedicines06
Which medicines can interact with FemiPro?
The medicines most likely to interact with FemiPro are ones affected by berberine, plus warfarin because of the cranberry. Berberine acts on the liver enzymes and transporters that clear many drugs (Berberine drug interactions review, 2026).
Keep taking prescribed medicine as directed, and show the label to your pharmacist before you start. A supplement is never a reason to skip a dose.
Cyclosporine and others
In kidney-transplant patients, berberine raised cyclosporine levels by about a third. It can also add to blood-sugar and blood-pressure lowering (Berberine drug interactions review, 2026).
Warfarin
The evidence is conflicting. Signals came mainly from very large intakes, but ask before starting if you take warfarin (Madden 2021, cranberry safety (stones, warfarin)).
Surgery
Tell every provider about all supplements, as far ahead of surgery as you can (NCCIH, Using Supplements Wisely).
The full list of questions to ask sits on bladder supplements and medications.
Who should wait07
Who should not take FemiPro without a doctor's advice?
Pregnant or nursing women, anyone under 18 and people with a medical condition should not take FemiPro without a doctor's advice. That is the label's own caution, and the ingredients add reasons of their own.
Berberine sources such as goldenseal are not advised in pregnancy or while breastfeeding, because berberine can harm newborns (NCCIH, Goldenseal (berberine source)). Probiotics carry more risk for people who are severely ill or have a weakened immune system (NCCIH, Probiotics: usefulness and safety).
Check first if you
- Are pregnant, trying to conceive or breastfeeding
- Have kidney disease or a kidney disorder
- Take warfarin, diabetes medicine or cyclosporine
- Have a weakened immune system or a serious illness
- Have UTI symptoms right now: burning, fever or back pain
Run through the six-question check on who should take FemiPro.
If you react08
What should you do if you react to FemiPro?
If you react to FemiPro, stop taking it and contact your health care provider. For mild stomach upset, a call during office hours is usually enough. For a serious sign, get care now.
The FDA's list of serious reactions to supplements includes the signs below (FDA, Report a Supplement Problem). Any of them needs prompt medical attention, not a wait-and-see approach.
- Hives, or swelling of the throat, lips or tongue
- Wheezing, fainting or an irregular heartbeat
- Severe or lasting vomiting or diarrhea
- Trouble passing urine, dark urine or blood in the urine
- Yellow skin or eyes, or unusual bleeding
Blood in the urine always needs a check, even without pain. Some foods and medicines can turn urine red, so a doctor should find the cause (Mayo Clinic, Blood in urine).
Reporting09
How do you report a FemiPro side effect?
Report a FemiPro side effect to your health care provider first, then to the FDA. The FDA takes reports through its Safety Reporting Portal at safetyreporting.hhs.gov or by phone at 800-FDA-1088, and partial details still help (FDA, Report a Supplement Problem) (NIH ODS, Supplements: What You Need to Know).
Write it down
Note the symptom, the day it began and how many capsules you had taken.
Keep the bottle
The label holds the "V1" tab and the distributor's details that a report asks for.
Tell the company
Call the order desk at +1 (302) 200-3480, or write to the distributor printed on the label. Contact routes are on FemiPro contact.
FemiPro is a dietary supplement, not a treatment. Ask your doctor or pharmacist first if you are pregnant or nursing, have kidney disease, take warfarin, take diabetes medicine, cyclosporine or several daily prescriptions, or have a weakened immune system. Bearberry leaf is meant for courses of up to one week, berberine changes how the body handles many medicines, and the evidence on cranberry and warfarin is conflicting. Keep taking prescribed medicine. See side effects and interactions.
FAQ10
Side effects questions
Is FemiPro safe?
Nobody has tested FemiPro for safety, so no one can say for sure. Most reported problems with its ingredients are mild stomach complaints. The real cautions are bearberry leaf, meant for courses of up to one week, and berberine, which changes how the body handles some medicines. Ask a pharmacist first.
Does FemiPro cause stomach upset?
It can. Stomach pain was the most common complaint in cranberry trials, and berberine's side effects are mostly mild nausea, bloating, diarrhea or constipation (LiverTox, Berberine). Taking the capsule with a full glass of water at a steady time may help. Call your clinician if it lasts more than a few days.
Can FemiPro affect the liver?
No case links FemiPro to liver injury, and LiverTox rates both uva-ursi and berberine as unlikely causes of it. The capsule itself has never been tested, though. Stop and seek care if you notice yellow skin or eyes or very dark urine, which the FDA lists as serious signs.
Can FemiPro make urine change color?
None of our sources lists a harmless color change for FemiPro's ingredients. Dark urine or blood in the urine is a warning sign in the FDA's list of serious reactions, so do not wait it out. Some foods and medicines can turn urine red, which is why a doctor should check (Mayo Clinic, Blood in urine).
What should I do if I react to FemiPro?
Stop taking it and call your health care provider. Get care right away for swelling of the lips or throat, trouble breathing, fainting, blood in the urine or yellow skin. Keep the bottle so you can share the label, and report the reaction to the FDA once you are safe.
How do I report a FemiPro side effect?
Tell your provider, then report it to the FDA through the Safety Reporting Portal at safetyreporting.hhs.gov or by calling 800-FDA-1088 (NIH ODS, Supplements: What You Need to Know). Include the product name, the symptom and when it began. You can also tell the order desk at +1 (302) 200-3480 so it is on record.
Who wrote this11
Written and reviewed by
Pages built from the label, the sales page and linked NIH, FDA, FTC and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is run by a U.S. stocking partner for FemiPro, not by the manufacturer or the label's distributor. We earn money when you buy through our order links.
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