To cite package ‘reiod’ in publications use:

  Zaw NT (2026). _reiod: Dietary Environmental Impact Metrics from the
  Intake EIOD Framework_. R package version 0.1.0,
  <https://github.com/nicholustintzaw/reiod>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {reiod: Dietary Environmental Impact Metrics from the Intake EIOD
Framework},
    author = {Nicholus Tint Zaw},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/nicholustintzaw/reiod},
  }