Prostate Health Supplements: What Does the Published Research Support?

Prostate health is one of the most important aspects of men's wellness as they age. According to published epidemiological data, benign prostatic changes become increasingly common with advancing age, with significant proportions of men experiencing lower urinary tract symptoms associated with prostate changes by their sixth decade.* Understanding which nutritional and botanical ingredients have the strongest published research behind them is essential for making informed decisions about prostate health supplements.*

This article reviews the published evidence behind the key ingredients used in prostate health supplements — saw palmetto, beta-sitosterol, pygeum, lycopene, zinc, and prostate glandular concentrates — and how they are formulated in Priority One's two prostate support products.*

This article is for educational purposes only and does not constitute medical advice. Prostate health concerns should always be assessed by a licensed healthcare provider. Regular prostate screening is recommended for men over 50 or earlier with risk factors — consult your physician.*

The prostate gland — a brief overview

The prostate is a walnut-sized exocrine gland that sits below the bladder and surrounds the urethra in men. Its primary function is to produce prostatic fluid — a component of semen that nourishes and protects sperm. Because the prostate surrounds the urethra, changes in prostate size or tissue composition can affect normal urinary flow and bladder emptying.*

Normal prostate function depends on several nutritional and hormonal factors — including zinc (the highest-concentration mineral in the prostate), normal androgen metabolism (particularly the 5-alpha reductase conversion of testosterone to dihydrotestosterone, or DHT), normal inflammatory balance in prostatic tissue, and adequate antioxidant protection.* Each of these dimensions is addressed by the ingredients reviewed below.*

Key ingredients with published prostate health research

Saw palmetto — Serenoa repens

Saw palmetto is the most extensively published botanical compound for men's prostate health support — with over 30 published clinical studies examining its role in supporting normal urinary flow, normal prostate tissue volume, and healthy lower urinary tract function in men.*

The primary proposed mechanism is inhibition of 5-alpha reductase — the enzyme that converts testosterone to the more potent androgen dihydrotestosterone (DHT). DHT is the primary hormonal driver of normal prostate cell proliferation; elevated DHT activity is associated with the prostate tissue changes commonly observed with age. Published in vitro research has also examined saw palmetto's alpha-adrenergic receptor modulating activity — which may contribute to normal urinary tract smooth muscle tone.*

Key published research:

• A 2012 Cochrane systematic review examined 32 randomized controlled trials involving saw palmetto and lower urinary tract symptoms in men. While findings were mixed across studies, a subset of higher-quality trials reported improvements in urinary flow measures and symptom scores in the saw palmetto groups.* The reviewers noted that saw palmetto extract standardization and dose varied significantly across studies — a common methodological challenge in botanical research.*
• A 2018 study published in Phytomedicine examined a highly standardized saw palmetto extract at 320mg per day and reported meaningful improvements in urinary symptom scores compared to placebo over 12 weeks.* The authors attributed the more consistent results to the use of a precisely standardized high-liposterolic extract.*

The critical quality variable in saw palmetto supplements is standardization. Published research consistently uses standardised extracts providing 85–95% total fatty acids and sterols — not unstandardised whole berry powder. Prostate Health™ uses a high-potency 4:1 concentrated saw palmetto extract, while Prostate Extra™ uses saw palmetto standardized to fatty acid content.*

Beta-sitosterol — the plant sterol with the strongest evidence

Beta-sitosterol is a phytosterol — a plant-derived compound structurally similar to cholesterol — found naturally in pumpkin seeds, flaxseed, wheat germ, and various nuts and vegetables. It is arguably the most evidence-backed individual compound for normal urinary flow support in men's prostate health research.*

A landmark 1999 meta-analysis published in BJU International (the British Journal of Urology) examined four randomized placebo-controlled trials of beta-sitosterol supplementation in men with lower urinary tract symptoms. The pooled analysis found significant improvements in peak urinary flow rate and significant reductions in residual urine volume compared to placebo.* A follow-up study published in the same journal found that these improvements were sustained at 18 months with continued supplementation.*

The proposed mechanism involves beta-sitosterol's inhibition of 5-alpha reductase activity, normal inflammatory balance in prostatic tissue via arachidonic acid metabolism modulation, and normal SHBG (sex hormone binding globulin) activity.*

Prostate Extra™ provides 300mg of Beta-Sitosterol per serving — the highest-dosed individual ingredient in the formula and one of the highest-dose beta-sitosterol formulations available in a prostate supplement.*

Pygeum africanum — African plum tree bark extract

Pygeum (Prunus africana, formerly Pygeum africanum) is an extract from the bark of the African plum tree, with documented traditional use in African herbal medicine for urinary health and a growing published clinical research base.* Its active compounds — phytosterols (including beta-sitosterol), pentacyclic triterpenoids (including ursolic acid), and ferulic acid esters — contribute through several proposed mechanisms.*

Published research has examined pygeum's role in supporting normal bladder detrusor muscle function, normal prostatic secretory activity, and healthy inflammatory balance in prostatic tissue.* A 2002 Cochrane review of 18 randomised controlled trials found that pygeum supplementation was associated with improvements in urinary symptom scores and measures of urinary flow compared to placebo.* Pygeum is considered complementary to saw palmetto — with partially overlapping and partially distinct mechanisms that may be synergistic when combined.*

Prostate Health™ provides Pygeum africanum 4:1 extract at 100mg per serving — equivalent to 400mg of raw bark — standardized for consistent phytosterol and triterpenoid content.*

Lycopene — the carotenoid antioxidant most studied for prostate tissue health

Lycopene is a red-pigmented carotenoid antioxidant found in highest concentrations in cooked tomatoes, watermelon, and pink grapefruit. It is the carotenoid present at highest concentration in normal prostate tissue — a distribution pattern that has driven substantial published research interest in lycopene's role in normal prostate cellular health.*

Epidemiological research has consistently associated higher lycopene intake and higher serum lycopene levels with markers of normal prostate cellular health in published population studies.* The proposed mechanisms include lycopene's direct antioxidant protection of prostate cell membranes from oxidative damage, its modulation of normal cell cycle regulatory proteins (particularly cyclin D1), and its support for normal gap junction communication between prostate cells.*

An important nuance: cooked tomato products provide significantly more bioavailable lycopene than raw tomatoes — cooking disrupts the cell wall matrix and increases lycopene absorption.* Prostate Extra™ provides 10mg of Lycopene per serving — equivalent to the lycopene content of approximately 2–3 servings of cooked tomato products.*

Zinc — the most concentrated mineral in prostate tissue

Normal prostate tissue contains the highest zinc concentration of any soft tissue in the human body — approximately 10 times higher than most other tissues. Published research has extensively examined the relationship between normal prostatic zinc metabolism, normal prostate cell function, and prostate cellular health.* Zinc's roles in the prostate include support for normal testosterone metabolism, normal prostatic secretory function, normal cell cycle regulation, and antioxidant defense via its role in copper/zinc superoxide dismutase.*

Both Prostate Health™ and Prostate Extra™ include zinc — Prostate Extra™ at 22.5mg (205% DV) and Prostate Health™ at 15mg. Priority One's standalone Zinc Orotate provides 51mg of elemental zinc at 340% DV per capsule in the orotate form — for those seeking a dedicated high-potency zinc supplement alongside a prostate formula.*

Prostate Health (120 cápsulas) Prostate Health son suplementos naturales para la próstata que apoyan una próstata saludable y mantienen las hormonas masculinas dentro del rango normal.*

$50.60

Las cápsulas de Prostate Health están diseñadas para apoyar una próstata saludable y mantener las hormonas masculinas dentro del rango normal.* Proporciona a toda la glándula prostática los efectos beneficiosos de la palma enana americana y una alta concentración de… read more

Añadir a la cesta

Prostate Extra (120 cápsulas vegetarianas) Prostate Extra es un suplemento para el equilibrio hormonal masculino que apoya una próstata saludable y mantiene las hormonas masculinas dentro del rango normal.*

$77.00

¡Este suplemento de apoyo a la próstata ahora está elaborado con hongo cola de pavo y d-gamma-tocoferol! Prostate Extra tiene una formulación vegetariana que proporciona una poderosa combinación de hierbas y nutrientes para respaldar una próstata saludable y actúa como… read more

Añadir a la cesta

Orotato de zinc (100 cápsulas vegetarianas) El orotato de zinc apoya un sistema inmunológico saludable.*

$50.60

Las cápsulas de orotato de zinc respaldan nutricionalmente un sistema inmunológico saludable, la respuesta normal del cuerpo al estrés junto con una multitud de funciones corporales humanas.* El ácido orótico es una sustancia bioquímica producida naturalmente por el cuerpo humano;… read more

Añadir a la cesta

Prostate glandular concentrate

Glandular concentrates — freeze-dried or desiccated tissue extracts from bovine glandular sources — have a long history of use in naturopathic medicine based on the principle that organ-specific tissue concentrates provide a complex of growth factors, peptides, enzymes, and cofactors that support the corresponding human tissue.* Prostate glandular concentrate provides a naturally occurring complex of prostate-specific proteins, growth factors, and zinc-containing compounds in their native tissue context.*

Published mechanistic research on glandular concentrates is more limited than for isolated botanical compounds — their use is more strongly grounded in traditional naturopathic clinical experience and the rationale of tissue-specific factor delivery.* Prostate Health™ includes Prostate Glandular Concentrate (bovine) at 200mg per serving — making it the only Priority One prostate formula to include this traditional glandular approach.*

Prostate amino acids — glycine, alanine, and glutamic acid

Three amino acids — glycine, L-alanine, and L-glutamic acid — have been specifically studied for their role in supporting normal lower urinary tract function in men. A published double-blind clinical study found that supplementation with this amino acid combination was associated with improvements in urinary symptom measures including nocturia, urgency, and frequency, compared to placebo.* The proposed mechanism involves their role as precursors in normal prostatic fluid production.* Prostate Health™ provides all three amino acids at meaningful doses: Glycine 390mg, L-Alanine 390mg, L-Glutamic Acid 390mg per serving.*

Turkey Tail — Trametes versicolor

Turkey Tail mushroom (Trametes versicolor) is included in Prostate Extra™ for its polysaccharide content — particularly PSK (polysaccharide K) and PSP (polysaccharide peptide) — which have been among the most extensively studied mushroom-derived compounds for normal immune function support.* In the context of prostate health, Turkey Tail contributes normal immune surveillance support and antioxidant activity that complements the targeted prostate-specific ingredients in the formula.*

Quercetin 95%

Quercetin is a flavonoid antioxidant found in apples, onions, and leafy greens — and one of the most extensively published flavonoids for normal inflammatory balance in multiple tissue types including prostate tissue.* Prostate Extra™ provides Quercetin Dihydrate at 95% purity (50mg) — supporting normal NF-κB modulation and normal antioxidant defense in prostate tissue.*

Priority One prostate health products

Choosing between Prostate Health™ and Prostate Extra™

Many practitioners recommend Prostate Health™ as a foundation formula and Prostate Extra™ as an advanced or complementary option — or alternate between the two.* Consult your licensed healthcare practitioner for guidance on which is most appropriate for your individual situation.*

Lifestyle factors that support normal prostate health

Beyond targeted supplementation, several lifestyle factors have a well-established relationship with normal prostate health in published research:*

• Diet: A Mediterranean-style dietary pattern — rich in vegetables, legumes, fish, olive oil, and tomato products — is consistently associated with markers of normal prostate health in epidemiological research.* Cooked tomatoes and tomato-based foods are among the richest dietary sources of bioavailable lycopene.*
• Zinc-rich foods: Pumpkin seeds, oysters, grass-fed beef, and hemp seeds are among the richest dietary sources of zinc — the mineral most concentrated in normal prostate tissue.*
• Physical activity: Regular moderate exercise is associated with normal prostate health outcomes in published research — with some studies suggesting a particularly positive relationship between vigorous physical activity and prostate cellular health markers.*
• Healthy body composition: Excess adipose tissue is associated with elevated oestrogen levels and altered androgen metabolism — both of which influence prostate tissue.* Maintaining healthy body composition through diet and exercise supports normal hormonal balance.*
• Regular screening: PSA testing and digital rectal examination at intervals recommended by your physician are the standard monitoring approach for prostate health with advancing age. Supplements support normal function — they do not replace regular medical monitoring.*

*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. This article is for educational purposes only and does not constitute medical advice. Prostate health concerns should always be assessed by a licensed physician — do not delay medical evaluation of urinary symptoms, pelvic discomfort, or other concerning symptoms in favour of nutritional supplements. Research citations describe published studies and do not constitute evidence that Priority One products produce the same outcomes. Always consult your physician, naturopathic doctor, or qualified healthcare provider before beginning any supplement protocol, particularly if you have a diagnosed health condition or are taking prescription medications. Prostate Health™ contains bovine glandular material — not suitable for vegetarians or those with bovine protein allergies. Saw palmetto may interact with anticoagulant medications. Priority One Nutritional Supplements is an FDA 21 CFR Part 111 and NSF/ANSI 455-2 certified company.