{
  "title": "NMN vs NR: human research",
  "page": "https://stemcellatlas.com/en/compare/nmn-vs-nr",
  "snapshot_date": "2026-08-30",
  "headers": [
    "Field",
    "NMN trial, 2021",
    "NR trial, 2018"
  ],
  "rows": [
    [
      "Population",
      "Postmenopausal women with prediabetes and overweight/obesity",
      "Healthy middle-aged and older adults"
    ],
    [
      "Design",
      "10-week randomised placebo-controlled trial",
      "Randomised placebo-controlled crossover; two 6-week periods"
    ],
    [
      "Reported signal",
      "Muscle insulin sensitivity/signalling",
      "NAD metabolism; short-term tolerability"
    ],
    [
      "Not established by this trial",
      "Longer human lifespan",
      "Longer human lifespan"
    ]
  ],
  "scope": "Editorially selected comparison, not an exhaustive review or clinical recommendation.",
  "sources": [
    "https://pubmed.ncbi.nlm.nih.gov/29599478/",
    "https://pubmed.ncbi.nlm.nih.gov/33888596/",
    "https://pubmed.ncbi.nlm.nih.gov/41655607/"
  ],
  "registry_records": [],
  "rights": "Underlying source rights remain with their respective owners. No licence for the underlying papers or registry is granted by this export."
}