Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
3 papers added this week283 in the library
| Study | Evidence | Type | n | Journal | Date |
|---|---|---|---|---|---|
| Jul 27 – Aug 2, 20261 study | |||||
| Metformin Slowed Frailty and Turned Back Epigenetic Clocks in Two-Year TrialOlder adults with prediabetes took metformin or a placebo for two years. | Moderate | Journal Article | 145 | medRxiv : the preprint server for health sciences | |
| Mar 30 – Apr 5, 20261 study | |||||
| Metformin's Anti-Aging Case: Strong Clues but Still No ProofThis review pulls together lab, population, and clinical trial evidence on metformin as a potential aging-slowing drug. | Moderate | — | — | Molecular and cellular endocrinology | |
Jul 27 – Aug 2, 2026
1 studyDisclaimer: Research summaries are provided for informational purposes only and do not constitute medical advice. Always consult a qualified healthcare professional before making changes to your health routine.
Common questions
What is the Longevity Research Library?
The Longevity Germany Research Library curates recent peer-reviewed studies on longevity, nutrition, exercise, sleep, and supplements. Each study is rated by evidence strength: Strong, Moderate, or Preliminary.
How are evidence levels determined?
Evidence levels are based on study type (meta-analysis, RCT, cohort study), sample size, journal impact factor, and reproducibility of findings.
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