Effects of Beetroot Juice on Physical Performance in Professional Athletes and Healthy Individuals: An Umbrella Review.

Nutrients · 2025 · PMC12195723 · PMID 40573069

Europe PMC DOI

hedged sentence

0.0610

closest p · 1.2× alpha

0.0610

boldest claim

The sentences

marginal significancep = 0.061so close (0.05 < p ≤ 0.1)

(3) Effect of Dosage (supplementation of beetroot juice to achieve a certain level of nitrates): A dosage of 4.6–8.3 mmol/d (285–515 mg/d) of NO 3 − exhibited marginal significance [ 82 , 83 ] (SMD: 0.20, 95% CI: −0.01 to 0.40, p = 0.061, I 2 = 65.6%), but the effect size was small.

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