Reference register

Sources you can inspect.

References support specific claims on specific pages. A citation is not a blanket endorsement of a product or every claim in a source.

  1. Amended Safety Assessment of Amorphous Silica and Synthetically-Manufactured Amorphous Silicates as Used in Cosmetics. Cosmetic Ingredient Review. Accessed 2026-08-20.
  2. Bath oil. DermNet New Zealand. Accessed 2026-08-20.
  3. Before-bedtime passive body heating by warm shower or bath to improve sleep. Haghayegh S et al.. Sleep Medicine Reviews (2019). DOI: 10.1016/j.smrv.2019.04.008. PMID: 31102877. Accessed 2026-08-20.
  4. Before-bedtime passive body heating by warm shower or bath to improve sleep. Sleep Medicine Reviews (2019). DOI: 10.1016/j.smrv.2019.04.008. PMID: 31102877. Accessed 2026-08-20.
  5. Cosmetic Ingredient Names. U.S. Food and Drug Administration. Accessed 2026-08-20.
  6. Essential Oil Safety: A Guide for Health Care Professionals, Second Edition. Tisserand R, Young R. Churchill Livingstone Elsevier (2014). Accessed 2026-08-20.
  7. Japanese Baths. Japan National Tourism Organization. Accessed 2026-08-20.
  8. Myth or Reality—Transdermal Magnesium?. Nutrients (2017). DOI: 10.3390/nu9080813. PMID: 28800026. Accessed 2026-08-20.
  9. Silica. National Library of Medicine, PubChem. Accessed 2026-08-20.
  10. Skin Protectant Drug Products for Over-the-Counter Human Use. U.S. Food and Drug Administration / eCFR. Accessed 2026-08-20.
  11. Sodium Bicarbonate. National Library of Medicine, PubChem. Accessed 2026-08-20.
  12. Sodium Carbonate. National Library of Medicine, PubChem. Accessed 2026-08-20.
  13. Sodium percarbonate. National Library of Medicine, PubChem. Accessed 2026-08-20.
  14. Sodium Sesquicarbonate. National Library of Medicine, PubChem. Accessed 2026-08-20.
  15. The Art of the Islamic Bath. The Metropolitan Museum of Art. Accessed 2026-08-20.
  16. The Roman Bath. The Metropolitan Museum of Art. Accessed 2026-08-20.
  17. The Thermal Effects of Water Immersion on Health Outcomes: An Integrative Review. International Journal of Environmental Research and Public Health (2018). DOI: 10.3390/ijerph15102280. PMID: 30322189. Accessed 2026-08-20.