A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.
What the source actually supports
- Evidence stage
- Phase not reported
- Study design
- RANDOMIZED · PARALLEL · BASIC SCIENCE · QUADRUPLE
- Evidence population
- Human clinical study registration
- Participants
- 264
- Population
- ALL · 50 Years to 70 Years
- Duration
- 2022-07-01 to 2023-03-13
- Intervention
- Vitamin C; placebo
- Comparator
- Placebo
- Outcomes measured
- Microbial metabolites measured as short-chain fatty acid content in faeces, at baseline and at week 12. — from baseline…; Faecal microbial composition and diversity — from baseline to 12 weeks; Intestinal inflammation — from baseline to 12 weeks; Intestinal barrier integrity — from baseline to 12 weeks; Oxidative stress in blood — from baseline to 12 weeks; Inflammatory status in blood — from baseline to 12 weeks; Gastrointestinal symptoms and quality of life — from baseline to 12 weeks; Stool consistency — from baseline to 12 weeks; Stool frequency — from baseline to 12 weeks; Systemic vitamin status — from baseline to 12 weeks; Faecal pH — from baseline to 12 weeks; Faecal microbial composition and diversity — from baseline to 4 weeks; Microbial metabolites — from baseline to 4 weeks
- Reported result
- No reusable finding-level result is available in this record.
Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.
Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.
Source supportStructured registry protocol metadata; no finding-level conclusion is generated.
Registration and recruitment status do not establish safety, efficacy, or regulatory approval.
Why this record appears here · 100% topic match
The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.
- Microbiome and dysbiosis · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology. Title supplies ageing or longevity context.
Automated source check 100% · update recency 65%. These figures help sort records; they are not medical ratings.