Ingredient
Muira Puama in Protoflow: 200 mg a Serving
Muira puama is a Brazilian shrub whose bark and roots are sold as a sexual tonic, and Protoflow lists 200 mg per serving. The Drugs.com natural products monograph says clinical trial data are lacking to recommend it for any indication, and we found no prostate trial.
Written by the Protoflow label teamUpdated
The plant01
What is muira puama?
Muira puama (Ptychopetalum species) is a shrub from the Amazon region of Brazil, and its bark and roots have been used locally as a tonic, which gave it the nickname "potency wood".
The Protoflow label lists "Muira Puama", 200 mg, with no Daily Value, and the sales page names it without an amount. It is the same weight as damiana. Both are sold with a vitality story, and the panel reads like a set of traditional tonics gathered into one capsule.
The label does not state whether the bark, the root or a mix is used, and it gives no extract ratio. Supplements range from plain powder to concentrates that are many times stronger by weight, so the weight on its own tells you little.
| Name on the label | Muira Puama (Root) |
|---|---|
| What it is | Ptychopetalum olacoides root |
| Place on the label | 6 of 14 |
| Amount per serving (2 capsules) | 200 mg |
| Per capsule, if split evenly | 100 mg (the label does not say) |
| % Daily Value | Not established |
| Named on the sales page? | Yes, without an amount |
| Amount used in research | A review cited 0.5-1.5 g a day of a root concentrate |
| Strength of evidence | Lacking for any use on its own |
| Marketed or traditional use | Traditional sexual tonic |
| Main caution | Nervousness, digestive upset, headache are possible; avoid in pregnancy. |
Evidence02
What does the research say about muira puama?
The Drugs.com natural products monograph states that clinical trial data are lacking to recommend muira puama for any indication (Drugs.com, Muira Puama).
That is an unusually flat statement. It does not say the herb fails; it says nobody has run good trials. The monograph found no quality clinical trials that give dosing guidance, though a review cited 0.5 to 1.5 g a day of a concentrate (Drugs.com, Muira Puama). Protoflow's 200 mg per serving is far below even the low end of that range.
So the situation is this. The plant has a long local tradition. The lab and animal work is small. Human trials are missing. And the formula uses less than the amount the one review mentioned. Nothing here links the herb to the prostate or to urine flow. We looked, and found no trial that does.
Last updated on the monograph is February 2026, so the picture is current as of this site's research. If a good trial appears, it would change the verdict, and we would update the page.
Safety03
Is muira puama safe?
Adverse-reaction information is lacking, with nervousness, digestive upset and headache possible, and the monograph says to avoid it in pregnancy and lactation (Drugs.com, Muira Puama).
A short list of reported effects usually means a short list of studies, not a clean record. We would not call the herb dangerous. We also cannot call it well tested.
The sensible steps are plain. Ask a doctor or pharmacist if you take any regular medicine. Start when you can watch for changes, and stop and call a clinician if something new appears. Do not stop a prescribed medicine on your own because of a supplement. The side effects page collects what each line is known to do.
See a doctor today
- You cannot pass urine at all, or only a few drops with a full, painful bladder
- Blood or clots in the urine
- Fever or chills with burning or painful urination
- Severe pain in the lower belly, back or genitals
- A sudden change after a fall or injury
Book an appointment
- A weak or slow stream, or stopping and starting
- Needing to go again soon after you finish
- Waking more than usual at night to urinate
- A sudden, strong urge that is hard to hold
- Dribbling after you finish
- A new erection problem, or a PSA you have not discussed
Urinary symptoms can come from an enlarged prostate, infection, diabetes, medicines, sleep apnea, and sometimes cancer. Lists drawn from NIDDK (NIDDK, Enlarged Prostate (BPH)) and MedlinePlus (MedlinePlus, Nocturia). A supplement cannot sort these causes out.
Amount04
How does 200 mg compare with a studied amount?
It is well below the 0.5 to 1.5 g a day concentrate range cited in the one review, and the label does not say it is a concentrate.
| Item | Amount | Note |
|---|---|---|
| Protoflow serving | 200 mg | Form not stated |
| Low end cited in a review | 500 mg | Of a concentrate (Drugs.com, Muira Puama) |
| High end cited in a review | 1,500 mg | Of a concentrate (Drugs.com, Muira Puama) |
| Quality trials with dosing | None | Per the monograph (Drugs.com, Muira Puama) |
With no trial to anchor the dose, the review number is a rough guide at best, and we use it only to show the label amount is a fraction of it.
Protoflow: from $49 a bottle60 capsules · 2 a day · free US shipping on 3 or 6 · 60-day money-back guarantee
See packsReading the label05
What would a clearer muira puama label say?
A clearer label would name the plant part, give an extract ratio, state the amount per capsule and list any marker compound.
Those details let you compare a product with what research used. Without them, shoppers are asked to trust a plant name. The Protoflow label has the name and the weight. The sales page has the name and a story. Neither has a study of the blend.
It is fair to ask the order desk. A short call to +1 (651) 610-1515 can settle whether the capsules hold bark powder or extract, and whether the supplier can show a certificate for the batch. The lot and certificate numbers printed in the pack are seller references, not lab proof, as the batch page explains.
Until then, treat muira puama as a traditional herb of unknown strength in this formula, not as a prostate ingredient.
Asking first06
Who should speak to a doctor first?
Anyone who takes a regular medicine, has a long-term condition or is thinking of using the capsules for urinary symptoms should speak to a doctor first.
The urinary symptoms are the key point. A weak stream, getting up at night or a sense of not emptying the bladder can have causes that a herb cannot touch, including infection, diabetes and prostate disease (NIDDK, Enlarged Prostate (BPH)). A doctor can test for them. The label itself asks you to consult a physician if you take any medication.
See the next herb on the panel, Chinese ginseng, or return to the full list of 14 lines.
FAQ07
Muira puama in Protoflow: questions answered
How much muira puama is in Protoflow?
The label lists 200 mg per serving of two capsules, with no plant part, extract ratio or Daily Value. Damiana has the same weight.
Is muira puama proven to work?
No. The Drugs.com natural products monograph states that clinical trial data are lacking to recommend it for any indication. We found no trial of it for the prostate.
What does potency wood mean?
It is a nickname for muira puama, linked to its traditional use as a sexual tonic in Brazil. The name reflects folk use, not a clinical finding.
What are the side effects of muira puama?
Information is lacking. Nervousness, digestive upset and headache are possible, and the monograph advises avoiding it in pregnancy and lactation.
Can muira puama affect urine flow?
No evidence says it does. Urine flow problems have many causes, and an exam is the way to find out which applies to you.
Is 200 mg of muira puama a normal dose?
A review cited 0.5 to 1.5 g a day of a concentrate. The label amount is below that and does not say it is a concentrate, so it cannot be compared.
Who wrote this08
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 USA authorized retailer of Protoflow, not by the manufacturer or the label distributor. Buying through our order links earns us money.
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