Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
2 papers added this week323 in the library
| Study | Evidence | Type | n | Journal | Date |
|---|---|---|---|---|---|
| Aug 17–23, 20261 study | |||||
| Vitamin C for Muscles and Bones: Strong in the Lab, Thin in PeopleThe body needs vitamin C to make collagen, the material that holds tendons and bones together. | Preliminary | Journal Article | — | Frontiers in immunology | |
| Jul 13–19, 20261 study | |||||
| Vitamin C Partly Slows Bone Marrow Aging in MonkeysBone marrow is where blood and immune cells are made, and it slows down with age. | Preliminary | Journal Article | — | Cell stem cell | |
| Jun 8–14, 20261 study | |||||
| More Vitamin C in the Blood, Slightly More Gray Matter in Old AgeOlder adults with more vitamin C in their blood had, on average, a bit more gray matter. | Preliminary | Journal Article | 2,044 | PloS one | |
| Mar 9–15, 20261 study | |||||
| Vitamin C Eased Iron-Driven Aging Signs in Old MonkeysAs the years pass, iron builds up in many tissues. | Preliminary | Journal Article | — | Cell metabolism | |
Jul 13–19, 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 Cities 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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