Top 5 — Ranked by Evidence
Moderate
Beta-Sitosterol
Urinary symptom scores and urinary flow in older men
60-130 mg/day β-sitosterol; trials sustained at 18 months
Limited
Pygeum (African Plum / Prunus Africana)
Urinary symptom scores and urine flow in older men
100 mg/day (or 50 mg twice daily) of extract standardized to ≥14% triterpenes; cited trials ran about 30 days to 4 months.
Limited
Rye Grass Pollen Extract (Flower Pollen Extract)
Prostate support: urinary symptoms and nighttime urination in older men
Most trials used 2 capsules or tablets three times a day for 8 weeks to 6 months. In
Limited
Nettle Root (Urtica dioica)
Prostate and urinary comfort in men
450 mg/day of root extract (150 mg three times daily) for 12 weeks; 459 mg of dry root
Limited
Flowens™ (Cranberry for Men's & Women's Urological Health — Givaudan)
Male lower urinary symptoms (LUTS) eased in a dose-response trial
500 mg/day Flowens™ cranberry whole-fruit powder; Vidlar 2016 pivotal trial
📈 Fastest Growing Prostate Health Ingredients
Branded ingredients seeing rapid growth in formulator adoption and clinical research in 2024–2026.
Trending
Limited
Prostpalm® (Saw Palmetto for Prostate — BGG)
Prostate-related urinary symptoms and urine flow
320 mg/day, the standard dose in most saw palmetto trials; one 72-week trial raised the dose…
Trending
Preliminary
Plasys300® (Rye Pollen and Beta-Sitosterol Blend — Pharmactive)
Prostate symptom scores in placebo-controlled trials of beta-sitosterol
One 300 mg capsule a day in a maker-run 8-week survey with no placebo group; no controlled…
🔬 Future Prostate Health Ingredients to Watch
Lower current evidence but active research underway — these may become top picks within 2–3 years.
Watch
Limited
AGEprost® (Ageratum conyzoides Aerial Extract — Gencor)
Prostate-related urinary symptom scores in men
250 mg once a day for 12 weeks, the dose used in the only human trial.
Watch
Moderate
Beta-Sitosterol
Urinary symptom scores and urinary flow in older men
Urinary trials: 60 mg/day of beta-sitosterol, taken as 20 mg three times daily, for up to 6…
Watch
Limited
Pumpkin Seed Oil (Cucurbita pepo)
Prostate and urinary comfort in men
Hair trial: 400 mg/day pumpkin seed oil for 24 weeks. Prostate trial: 320 mg/day oil for 12…
Recommended Prostate Health Products
Heads up: NutraSmarts may earn a commission from purchases made through these links, at no extra cost to you. We curate these picks based on the same evidence we cite throughout the page. Full disclosure.
Real products featuring the best-evidenced prostate health ingredients ranked above - chosen for clinically-studied forms and doses, third-party testing, and value. Match the supplement to your specific need.
Best for everyday prostate support
Amazon →
NOW Saw Palmetto Extract 320 mg with Pumpkin Seed Oil
320 mg extract softgels, 90 ct
Standardized 320 mg saw palmetto in a pumpkin-seed-oil base from a GMP-tested brand; the most studied dose for urinary flow.
Best for plant-sterol intake
Amazon →
NOW Beta-Sitosterol Plant Sterols
~1,000 mg plant sterol esters per 2 softgels, 180 ct
Concentrated CardioAid plant sterols rich in beta-sitosterol; adds the sterol most associated with prostate support.
Best for combined pygeum support
Amazon →
NOW Pygeum & Saw Palmetto with Pumpkin Seed Oil
25 mg pygeum + 80 mg saw palmetto softgels, 120 ct
Pairs standardized African pygeum bark with saw palmetto and pumpkin seed oil in one once-daily softgel.
Best for tomato-derived lycopene
Amazon →
Life Extension Mega Lycopene
15 mg lycopene (from tomato) softgels, 90 ct
Provides 15 mg of natural tomato lycopene per softgel, non-GMO; a carotenoid commonly paired with prostate routines.
All Prostate Health Ingredients (15)
Moderate
Beta-Sitosterol
Urinary symptom scores and urinary flow in older men
60-130 mg/day β-sitosterol; trials sustained at 18 months
Limited
Pygeum (African Plum / Prunus Africana)
Urinary symptom scores and urine flow in older men
100 mg/day (or 50 mg twice daily) of extract standardized to ≥14% triterpenes; cited trials ran about 30 days to 4 months.
Limited
Rye Grass Pollen Extract (Flower Pollen Extract)
Prostate support: urinary symptoms and nighttime urination in older men
Most trials used 2 capsules or tablets three times a day for 8 weeks to 6 months. In
Limited
Nettle Root (Urtica dioica)
Prostate and urinary comfort in men
450 mg/day of root extract (150 mg three times daily) for 12 weeks; 459 mg of dry root
Limited
Flowens™ (Cranberry for Men's & Women's Urological Health — Givaudan)
Male lower urinary symptoms (LUTS) eased in a dose-response trial
500 mg/day Flowens™ cranberry whole-fruit powder; Vidlar 2016 pivotal trial
Limited
Pumpkin Seed Oil (Cucurbita pepo)
Prostate and urinary comfort in men
500-1000 mg/day Styrian pumpkin seed oil
Limited
VISPO™ (VI-SPO® Saw Palmetto)
Prostate and lower urinary tract support
400 mg/day oral, ≥85% fatty acids
Limited
AGEprost® (Ageratum conyzoides Aerial Extract — Gencor)
Prostate-related urinary symptom scores in men
PIVOTAL: 250 mg/day × 12 weeks (Detering BioFactors, n=109 men aged 41-76 with BPH sy
Limited
Fucoidan (Brown Seaweed Polysaccharide)
Prostate health and urinary symptom scores in men
300 mg/day (vaccine trial); 500 mg to 1 g/day (blood sugar, urinary symptom and
Limited
Self-Heal (Prunella vulgaris)
Urinary symptom scores in men with moderate symptoms
600 mg/day of a dried-spike ethanol extract for 12 weeks in the placebo-controlled
Preliminary
NaturSYN® PowerUp (Maca and Rye for Men's Health)
Prostate and urinary support
Not established. The product specification sets the dose, and no dose of the finished blend has been tested in a published clinical trial.
Limited
Prostpalm® (Saw Palmetto for Prostate — BGG)
Prostate-related urinary symptoms and urine flow
320 mg/day saw palmetto (research-validated dose)
Limited
Saw Palmetto
Prostate symptom scores: matched placebo in the largest trials
160 mg twice daily (320 mg/day) standardized to 85–95% fatty acids; most studies use
Limited
Willow Herb (Epilobium)
Urinary symptom scores in older men
500 mg/day of E. angustifolium extract standardized to at least 15% oenothein B
Preliminary
Plasys300® (Botanical for BPH/Prostate Health)
Prostate symptom scores in placebo-controlled trials of beta-sitosterol
One 300 mg capsule a day in a maker-run 8-week survey with no placebo group; no