Newsletter

The evidence letter for considered beauty decisions

The website hosts the public product database and methodology. Beehiiv is used for newsletter delivery while the main web experience remains controlled here.

Join the evidence letter

Newsletter issues summarize product reviews, devices, source updates, safety alerts, and methodology notes in conservative, non-medical language.

No popups. No hype. No “miracle” claims.

Join the evidence letter
Beehiiv URL: https://cosmetic-fountain.beehiiv.com