Cookies
Cookie Notice
Last updated: 14 October 2026
1. About cookies
Our website, haemochromatosis.help, uses cookies and similar technologies to help the site work properly, operate our Alice AI chatbot and understand how visitors use our website.
Cookies are small files stored on your computer, tablet or mobile phone when you visit a website. Some cookies are essential for the services you request. Others are optional, and you can choose whether to allow them.
2. Cookies we use
Essential cookies
These support the operation of our website and Alice chatbot.
Alice is provided through Chatling.ai, which may use cookies to recognise your browser, maintain conversations and remember chatbot settings.
Depending on the version of Chatling used, these may include:
| Cookie | Purpose | Duration |
|---|---|---|
chtl_cus | Identifies your browser to the chatbot | 365 days |
chtl_opened | Remembers whether Alice has been opened | 30 days |
chtl_aghmc | Remembers whether a chatbot message has been dismissed | 30 days |
chtl_chats_v2 | Maintains conversation references | 30 days |
We may also use a cookie or local storage to remember your cookie preferences.
Essential cookies do not require consent where they are strictly necessary to provide a service you have requested.
Analytics cookies
We use Google Analytics 4, provided by Google LLC, to understand how visitors use our website.
This helps us identify popular pages, understand visitor numbers and improve the information we provide. Google Analytics may collect information including pages visited, approximate geographical location, browser type, device information and interactions with our website.
The main cookies are:
| Cookie | Purpose | Duration |
|---|---|---|
_ga | Distinguishes website visitors | Up to 2 years |
_ga_* | Maintains analytics session information | Up to 2 years |
These are Google's default cookie lifetimes and may be shorter depending on browser settings and our configuration. We do not intend to send the contents of your Alice chatbot conversations or your medical information to Google Analytics. We ask for your consent before activating Google Analytics. We do not use Google Analytics for personalised advertising or individual medical profiling.
3. Your cookie choices
When you first visit our website, you can accept or reject optional analytics cookies.
You can change your choice at any time using the Cookie Settings link in our website footer.
Rejecting analytics cookies will not prevent you from reading our website or using Alice.
You can also delete or block cookies through your browser settings, although blocking essential cookies may affect some features.
4. Third-party services
We use the following third-party services:
Chatling.ai – provides the Alice chatbot. Its cookie policy is available at https://chatling.ai/cookie-policy.
Google Analytics – provides website usage statistics. Google's privacy policy is available at https://policies.google.com/privacy.
These providers may process information outside the United Kingdom, subject to applicable data protection safeguards.
Further details are provided in our Privacy Policy.
5. Changes to this notice
We may update this notice when we change the cookies or technologies used on our website. Any changes will be published here with an updated date.
6. Contact us
If you have questions about our use of cookies or your personal information, please contact:
Haemochromatosis.help
privacy@haemochromatosis.help
For more information about how we handle personal information, please read our Privacy Policy.