Taking these supplements didn’t change the level of testosterone in men with slow-growing prostate cancer, which is good news because testosterone can sometimes fuel prostate cancer.

59

Pro

0

Against

Evidence from Studies

Supporting (1)

59

Community contributions welcome

59

Gut health and prostate cancer: The influence of a specific phytochemical-rich food capsule plus or minus a probiotic/prebiotic blend on symptoms and progression—A randomised, double-blind placebo-controlled trial.

Randomized Controlled Trial

Human

This study gave men a special supplement with plant chemicals and sometimes probiotics for 16 weeks and checked their testosterone levels before and after — and found no change. So the supplement didn’t affect testosterone, just like the claim says.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Gut health and prostate cancer: The influence of a specific phytochemical-rich food capsule plus or minus a probiotic/prebiotic blend on symptoms and progression—A randomised, double-blind placebo-controlled trial.

Score: 59

DOI: 10.1200/jco.2025.43.5_suppl.311

Similar Assertions

Men who took both the fruit/vegetable supplement and the gut bacteria pill reported better bladder control and stronger erections than those who only took the fruit/vegetable supplement.

59

0

84%

When men with slow-growing prostate cancer take a gut-health supplement with good bacteria and fiber along with the fruit/vegetable extract, their PSA levels don’t just rise slower—they actually start to go down, which is a big improvement.

59

0

76%

Taking a daily supplement made from fruits and vegetables like pomegranate and turmeric can slow down the rise of a cancer marker called PSA in men with slow-growing prostate cancer, which might help them avoid harsh treatments.

59

0

72%