Beta-Sitosterol60–130 mg · any
A plant compound shaped like cholesterol. How it helps the prostate is still not pinned down.
Solid · 1 study, positiveResearch →
musculoskeletal · symptom
Prostate Symptoms
Going more often, going at night, or a weaker stream.
Top proven supplements
Studied in people, at a dose you can actually buy.1Studied in people, at a dose you can actually buy.
Might help
Real research, but thin or split. Worth knowing, not worth counting on.2Real research, but thin or split. Worth knowing, not worth counting on.
Rye Grass Pollen Extract (Cernilton)252–378 mg · any
Proposed to relax the muscle at the bladder neck. The mechanism is not firmly established.
Evidence · 1 study, positiveResearch →
Pygeum Africanum100–200 mg · any
Contains plant compounds proposed to calm and shrink prostate tissue. The mechanism is unclear.
Mixed · 1 of 2 studies positiveResearch →
Tested — didn’t work
Measured properly against placebo. Nothing found.3Measured properly against placebo. Nothing found.
Saw Palmetto320–960 mg · with_food
Meant to block the hormone that enlarges the prostate. That has not translated into results.
No benefit foundResearch →
Stinging Nettle Root360–1200 mg · any
Meant to free up hormones from their carrier protein and calm prostate inflammation.
No benefit foundResearch →
Lycopene15–30 mg · any
An antioxidant thought to cut the oxidative stress and growth signals in prostate tissue.
No benefit foundResearch →
No research yet
People take these for it. We haven’t found trials we would stand behind.1People take these for it. We haven’t found trials we would stand behind.
Zinc10 mg · any
Thought to block the hormone signal that enlarges the prostate — from lab work, not trials.
No trials we can vouch forResearch →