NCT07652346
The Impact of Qualia Vitamin C+ on Individuals With Suboptimal and Adequate Vitamin C Levels
Not Yet Recruiting
NAAges 25–75InterventionalBasic scienceQualia Life Sciences
~152 participants
Updated 2026-06-17 on ClinicalTrials.gov
What's tested:Qualia Vitamin C+Placebo
At a glance
Recruiting sites
0 of 1 listed site is recruiting right now
RecruitingSuspended, closed, or not yet open
What they're measuring
Change in blood Vitamin C levels in the suboptimal stratum
Measured over Baseline to Day 28
Conditions
Where it's being run
1 sites across 1 statesCalifornia1
Study leadership
- Colin Gardner, PhD · PRINCIPAL_INVESTIGATOR · Qualia Life Sciences
- William Scuba · PRINCIPAL_INVESTIGATOR · Qualia Life Sciences
- Sarah Blomquist, PhD · PRINCIPAL_INVESTIGATOR · Qualia Life Sciences
Who to contact
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Do you actually qualify for this trial?
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Eligibility criteria
Inclusion
Provide voluntary, written, informed consent to participate in the study.
Agree to provide a valid cell phone number and are willing to receive communications through text.
Can read and write English.
Willing to complete questionnaires, records, and diaries associated with the study.
Healthy male and female participants aged 25 to 75 years old.
Willing to go to an Ulta Labs Patient Service Center location for a Blood Vitamin C Test (baseline and Day 29) and located within a convenient distance of participating locations. The services offered by Ulta Lab Tests are available only in the United States and not to residents of the states of New Jersey, New York, and Rhode Island.
Willing to avoid starting new or stopping any existing dietary supplements throughout the study.
Willing to maintain a consistent diet throughout the study.
Exclusion
Women who are pregnant, breastfeeding, or planning to become pregnant or start breastfeeding during the trial.
Known food intolerances/allergy to any ingredients in the product.
Having any of the following conditions: Psychiatric conditions, neurologic disorders, endocrine disorders, cancer.
Having had a significant cardiovascular event in the past 6 months.
Taking MAO inhibitors, SSRIs, or any other psychiatric or neurological medicines.
On immunosuppressive therapy.
Adults lacking capacity to consent.
What this trial measures
- Change in blood Vitamin C levels in the suboptimal stratumBaseline to Day 28
To assess between-group differences in the change in blood Vitamin C levels in the suboptimal stratum from baseline to Day 28 following supplementation with Qualia Vitamin C+ versus placebo. Assessed via Ulta Labs Vitamin C Test (lab blood collection).