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Head-to-head evidence comparison — which supplement is right for you?
Pumpkin Seed Oil vs Rye Pollen Extract: Rye Pollen Extract has the stronger overall evidence (4.8 vs 4.5/10); they're alternatives for prostate health — the best pick depends on your goals. Take the 60-second quiz for a pick tailored to your goals.
Rye Pollen Extract wins 3 of 3 categories. Both are solid choices — the best pick depends on your specific goals.
Verdict
Mostly mechanism / observational
Top outcomes
Verdict
Too few graded studies
Top outcomes
Shared outcomes (1)
Outcomes where both Pumpkin Seed Oil and Rye Pollen Extract have evidence — compare verdict strength side-by-side.
1000–2000 mg daily (oral capsule) or 3 g/day for cardiovascular benefit
With meals (lunch or dinner), Split dose morning and evening with food
Cold-pressed softgel capsule
2 capsules/tablets three times daily (every 8 hours), or 375-750 mg twice daily
Three divided doses per day, roughly every 8 hours, With or without food — no trial specified a meal requirement
Cernilton / Cernitin standardized rye-grass pollen extract
and 1 more not shown
4-12 weeks
8-12 weeks
6 weeks
8-12 weeks
12-24 weeks
12-24 weeks
6-12 weeks
6-12 weeks
Evaluation of the Safety and Effectiveness of Nutritional Supplements for Treating Hair Loss: A Systematic Review.
JAMA Dermatology (2023) · Systematic review
30 articles were included comprising 17 RCTs, 11 clinical studies, and 2 case series in individuals without known nutritional deficiency
Pumpkin seed oil (Cucurbita pepo) versus tamsulosin for benign prostatic hyperplasia symptom relief: a single-blind randomized clinical trial.
BMC Urology (2021) · Rct · n=73
Both tamsulosin and pumpkin seed oil (360 mg twice daily) produced significant decreases in IPSS and improvements in quality of life over 3 months
The effects of pumpkin seed oil supplementation on arterial hemodynamics, stiffness and cardiac autonomic function in postmenopausal women.
Complementary Therapies in Clinical Practice (2019) · Rct · n=23
Augmentation index (AIx), brachial and central systolic blood pressure significantly decreased following PSO (3 g/day for 6 weeks) but not placebo (P<0.05)
Therapeutic efficacy of orally administered pollen for nonallergic diseases: An umbrella review.
Phytotherapy Research (2019) · Systematic review
Reviews support grass pollen extracts for symptomatic BPH and chronic prostatitis
A pollen extract (Cernilton) in patients with inflammatory chronic prostatitis-chronic pelvic pain syndrome: a multicentre, randomised, prospective, double-blind, placebo-controlled phase 3 study
European Urology (2009) · Rct · n=139
139 men with NIH category IIIA CP/CPPS were randomised to pollen extract (n=70) or placebo (n=69), dosed as two capsules every 8 hours for 12 weeks.
A systematic review of Cernilton for the treatment of benign prostatic hyperplasia
BJU International (2000) · Systematic review · n=444
444 men were enrolled in two placebo-controlled and two comparative trials lasting 12-24 weeks; concealment of treatment allocation was unclear in all.
Rye Pollen Extract has a higher evidence score (4.8/10 vs 4.5/10) and wins in 3 of 3 categories.
For prostate health, Rye Pollen Extract has a higher relevance score (78 vs 75).
No documented interaction was found in the data searched. This does not establish that this exact combination is safe.
The right pick depends on your goals. Answer a few quick questions for a personalised recommendation — or dig into the full evidence on each.