Retinol.bio
Evidence-based retinol education for real people – no sponsorships, no fluff.
Science-based No sponsorships Independent

← Back to main retinol guide · Go to Retynol.com (product comparison)

Privacy & Cookies

Retinol.bio is operated by ronarn AS, an independent digital health and technology company based in Norway. This website provides research-based information about retinol, retinal and tretinoin. We do not sell products directly on Retinol.bio.

What data we collect (and what we don’t)

Retinol.bio is designed to be simple and low-friction:

  • No user accounts
  • No login, comments or forums
  • No newsletter signup forms

We do not knowingly collect names, addresses or other personally identifiable information directly from visitors on Retinol.bio.

Analytics

We use Google Analytics 4 (GA4) to understand how visitors use Retinol.bio – for example:

  • Which pages are most read
  • Rough geography (country/region) of visits
  • What devices and browsers are used

Google Analytics uses cookies and similar technologies to collect this data. The information is aggregated and used for statistics and performance monitoring – not to personally identify you.

You can opt out of Google Analytics by:

  • Blocking or deleting cookies in your browser settings, and/or
  • Using Google’s official Analytics opt-out browser add-on.

Cookies on Retinol.bio

Retinol.bio itself uses cookies primarily for:

  • Analytics (Google Analytics 4)

We do not run third-party ad networks or programmatic advertising on Retinol.bio.

Links to Retynol.com and affiliate tracking

Retinol.bio is an education-first site. When you want to compare actual products, we sometimes link to our product comparison hub:

Retynol.com – Independent retinol product comparison

Retynol.com may use affiliate links to retailers such as Amazon. When you click from Retinol.bio to Retynol.com, and then from Retynol.com to a retailer, that retailer may place a cookie in your browser to track that the visit came via those sites.

This affiliate tracking:

  • Does not change the price you pay as a customer
  • Helps ronarn AS earn a small commission if you decide to buy something

Any affiliate cookies are controlled by the retailer’s and Retynol.com’s policies. Please refer to those sites for their full cookie and privacy policies.

Your choices and control

You can control cookies and tracking technologies in several ways:

  • Clear or block cookies in your browser settings.
  • Use private/incognito browsing modes to limit cross-session tracking.
  • Install browser extensions that block analytics or advertising trackers.

Please note that blocking cookies may affect how some websites function, but Retinol.bio is intentionally simple and should remain usable even with strict settings.

Contact

If you have questions about this privacy and cookie information, you can contact us at:

We cannot provide individual medical advice. If you have concerns about your skin, medication or retinoid use, please speak to your own doctor or dermatologist.