Suboptimal vitamin C levels

Clinical trials for Suboptimal vitamin C levels explained in plain language.

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Not yet recruiting 1 Completed 1

Vitamin c supplement put to the test in new study

Disease control Completed

This completed trial tested whether a daily supplement called Qualia Vitamin C+ can raise vitamin C levels in the blood. Thirty-six healthy adults aged 25 and older took either the supplement or a placebo for 28 days. Researchers measured blood vitamin C at the start and end, and…

Matched conditions: SUBOPTIMAL VITAMIN C LEVELS

Sponsor: Qualia Life Sciences • Aim: Disease control

Last updated Aug 28, 2026 00:00 UTC

Suboptimal vitamin C levels

Get alerted when new Suboptimal vitamin C levels trials appear

Vitamin c supplement put to the test in new study