Protaflo contains beta-sitosterol, pumpkin seed, turmeric extract, nettle, lycopene, vitamins and a five-strain probiotic blend in a two-capsule daily serving. The label gives amounts for nearly every ingredient, so you can compare the formula with the human research instead of guessing what is in the bottle.
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- Serving: 2 capsules daily; 30 servings per bottle
- Key listed amounts: pumpkin seed 320 mg, turmeric extract 200 mg, beta-sitosterol complex 130 mg, lycopene 15 mg
- Formula angle: urinary comfort, prostate wellness and microbiome support
- Allergen: contains walnut
What are the ingredients in Protaflo?
The product label lists 12 active ingredients plus capsule and manufacturing ingredients. The seller describes the formula as a three-part approach: cleanse, restore and rebuild. In practical terms, that means plant ingredients, antioxidant nutrients and probiotic strains in one daily formula.
| Ingredient on label | Amount per 2 capsules | What it means |
|---|---|---|
| Vitamin D3 | 50 mcg | 250% Daily Value |
| Zinc picolinate | 15 mcg | Listed as 136% Daily Value |
| Selenium | 200 mcg | 364% Daily Value |
| Pumpkin seed | 320 mg | Botanical ingredient |
| Turmeric root extract | 200 mg | Standardized to 95% curcuminoids |
| Beta-sitosterol complex | 130 mg | Listed as 40% beta-sitosterol |
| Black walnut hull powder | 100 mg | Contains tree-nut material |
| Nettle leaf | 100 mg | Urtica dioica leaf, not root |
| Five-strain probiotic blend | 50 mg; 6 billion CFU | L. paracasei, L. reuteri, L. rhamnosus, B. longum and S. boulardii |
| Lycopene | 15 mg | Tomato-family carotenoid |
| Black pepper extract | 5 mg | Standardized to 95% piperine |
| Vitamin K2 | 100 mcg | MK-7 form listed |
The label also lists hypromellose capsule, magnesium stearate, microcrystalline cellulose, MCT oil powder and silicon dioxide. It states that the product contains tree nuts (walnut).
What does human research say about the main ingredients?
Beta-sitosterol is the ingredient with the clearest direct connection to urinary symptoms. It is a plant sterol. WebMD’s BPH supplement guide says beta-sitosterol may support bladder emptying, stronger flow and other urinary symptoms, though it does not change prostate size. Protaflo supplies 130 mg of a complex that the label says is 40% beta-sitosterol; that is different from simply calling the entire 130 mg beta-sitosterol.
Pumpkin seed and nettle are reasonable formula choices for urinary comfort. WebMD reports that pumpkin seeds or pumpkin-seed oil may help BPH symptoms, while nettle root may help flow and nighttime waking. Protaflo lists 320 mg pumpkin seed, but lists 100 mg nettle leaf. That distinction matters when you compare research or other products, because the cited discussion concerns nettle root.
Curcumin is the main compound in turmeric. Protaflo provides 200 mg of turmeric extract standardized to 95% curcuminoids, with 5 mg black pepper extract. A 2017 review indexed by the U.S. National Library of Medicine describes curcumin’s antioxidant and inflammatory-response research, while also noting that curcumin alone is poorly absorbed. The same review reports that piperine, a black-pepper compound, has been studied as an absorption enhancer. Those findings describe curcumin generally, not the Protaflo formula as a finished product.
Lycopene is the red carotenoid found in tomatoes. Protaflo provides 15 mg. A systematic review in Advances in Nutrition found that lycopene research has mainly examined metabolic-syndrome measures and that additional work is needed to establish dose and duration recommendations. It is useful context for the ingredient, but it is not a result for Protaflo itself.
The probiotic blend is specific, which is helpful. The label names all five strains and gives a combined count of 6 billion CFU per serving. Probiotic effects can depend on the exact strain and dose. The product’s strains are not the strains tested in the mouse study indexed at PubMed Central, so that study should not be treated as a result for Protaflo. For a broader ingredient-by-ingredient framework, see our prostate supplement research.
Does Protaflo actually work for frequent urination?
Protaflo is marketed for prostate wellness, urinary comfort, flow and nighttime disruption. Its strongest evidence-based angle is the inclusion of ingredients that have been studied separately for lower-urinary-tract symptoms, especially beta-sitosterol, pumpkin seed and nettle. Results can vary because nighttime urination has more than one possible cause.
If you wake up three times a night to pee, that is worth taking seriously rather than assuming it is just age. Cleveland Clinic’s nocturia guide defines nocturia as waking repeatedly to urinate and lists possible causes that include an enlarged prostate, bladder obstruction, sleep disorders, diabetes, medicines and evening fluids. A product can be one part of your plan, but it cannot tell you which cause applies to you.
For a closer look at the better-known ingredients used in this category, read prostate ingredient science.
How does this formula compare with a single-herb prostate supplement?
| Option | What you get | Why it may suit you |
|---|---|---|
| Protaflo | Botanicals, nutrients and named probiotic strains in one formula | You prefer a broad formula and want the amounts shown on one label |
| Beta-sitosterol alone | One researched plant sterol | You want to focus on a single ingredient and compare dose directly |
| Pumpkin seed or nettle formula | One or two herbal ingredients | You prefer a simpler herbal approach |
There is no reliable “number one” prostate supplement for every person. The better choice is one with a clear label, an ingredient approach that matches your goal, and terms you understand before paying.
Is Protaflo safe to take with medication?
The label contains black pepper extract, which is included alongside curcumin, plus several botanicals and vitamin K2. If you take prescription medicine, especially a blood thinner or prostate medicine, ask your clinician or pharmacist about the full label before starting it. The seller also says to discuss Protaflo with a doctor if you take any medication, including blood thinners.
Do not use it if you have a walnut allergy. The seller’s instructions say to take two capsules daily, preferably with food, day or night.
What does Protaflo cost and where can you buy it?
Prices shown on October 6, 2026; check the checkout for today’s price. The seller lists one bottle at $59, three bottles at $147, and six bottles at $234. One bottle is described as a 30-day supply. To check the current price or order, use the Product Page.
| Package | Displayed total | Effective bottle price |
|---|---|---|
| 1 bottle | $59 | $59 |
| 3 bottles | $147 | $49 |
| 6 bottles | $234 | $39 |
The seller’s returns terms describe a 90-day money-back guarantee for supplements. For a single-pack order, the terms say one used bottle may qualify for a refund once per product per year. For multipacks, the terms set different rules for bottles after the first one. Shipping and handling may be deducted, so read the checkout terms before placing a larger order.
Before you order
- Confirm the label still lists the same amounts and five probiotic strains.
- Check that a walnut-containing product fits your allergy needs.
- Compare the package total, shipping and refund terms, not only the per-bottle price.
- If nighttime urination is new, worsening, or disrupting sleep, arrange a medical evaluation for the cause.
By DeanSilverMD.com Editorial Team
This article is for general information purposes only and does not constitute medical advice. Consult your doctor or qualified healthcare provider before making changes to your health routine.