DIETARY SUPPLEMENT
Clinical trials for DIETARY SUPPLEMENT explained in plain language.
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Can beetroot juice and caffeine unlock better athletic performance?
Disease control Not yet recruitingThis trial investigates whether beetroot juice (rich in dietary nitrate) and caffeine, taken alone or together, can improve exercise performance in two groups of athletes: adult functional fitness competitors and elite junior swimmers. Using a double-blind, placebo-controlled cro…
Matched conditions: DIETARY SUPPLEMENT
Phase: NA • Sponsor: Poznan University of Physical Education • Aim: Disease control
Last updated Aug 09, 2026 00:00 UTC
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Fish waste vitamin d put to the test against synthetic supplements
Knowledge-focused Not yet recruitingThis study tests whether vitamin D extracted from fish waste is as effective as synthetic vitamin D at raising blood levels in healthy adults with mild deficiency. 48 participants will take either fish-derived or synthetic vitamin D daily for 3 months. The goal is to see if a sus…
Matched conditions: DIETARY SUPPLEMENT
Phase: NA • Sponsor: University of Bologna • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:28 UTC