Clinical trial registry record

Evaluation of the Effect of Seasonality on Biological Age in Adults

A registered study indexed because it matched monitored longevity research terms. Registry status: Active Not Recruiting. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Active Not Recruiting.
Evidence
Registered phase not reported study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated September 23, 2026.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT07242833
Last registry update
September 23, 2026
Status
Active Not Recruiting
Phase
Phase not reported
Sponsor
Société des Produits Nestlé (SPN)
Enrollment
60
Countries
Switzerland
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered study indexed because it matched monitored longevity research terms. Registry status: Active Not Recruiting. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase not reported
Study design
OBSERVATIONAL
Evidence population
Human clinical study registration
Participants
60
Population
ALL · 40 Years
Duration
2025-11-24 to 2027-08-01
Intervention
Comparator
Not reported
Outcomes measured
Effect of seasonality (meaning change between summer and winter observed in western Europe) on biological age calculate…; Underlying factors explaining the seasonal differences in biological age measurements across various epigenetic clocks…; Differences and associations in biological age measurements between various epigenetic clocks. — From enrollment, 4 tim…; Relationship between biological age and individuals' self-assessment of their overall health. — From enrollment, 4 time…
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.

Trial stage · Phase not reportedA trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

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.

  • Biological age biomarkers · 100%Title contains controlled term: biological age. Abstract contains controlled term: biological age, aging biomarker. Title supplies longevity context: biological age. Study type is explicitly identified as OBSERVATIONAL.

Automated source check 100% · update recency 100%. These figures help sort records; they are not medical ratings.

biological age biomarkers
Open primary sourceExport JSON