Manage or Cancel Your Subscription

Cancel, pause, skip a delivery, or update your card — all in one place, no phone call needed.

How it works

  1. Click the button above.

  2. Enter the email address you used when you ordered.

  3. Check your inbox for a secure sign-in link from Stripe.

  4. From the portal you can:

  • Cancel your subscription immediately

  • Pause deliveries for 30, 60 or 90 days

  • Update your card or billing address

  • Change your delivery address

  • Download past invoices

  • See your next charge date and amount

Can’t find your email or having trouble?

Email support@k11.co with the subject line “Cancel subscription” from the address you ordered with, and we will cancel it and confirm within one business day. Or call +44 20 4604 1046.

We will never make you justify cancelling, and we will never route you through a retention call to get it done.

Full terms: Subscription Terms

Est. 2019 

© 2026. All Rights Reserved

* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Systems Trichology London Ltd · Est. 2019 · Registered in England and Wales, company no. 12114910

Systems Trichology US Corporation · Incorporated in Delaware

Est. 2019 

© 2026. All Rights Reserved

* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Systems Trichology London Ltd · Est. 2019 · Registered in England and Wales, company no. 12114910

Systems Trichology US Corporation · Incorporated in Delaware

Est. 2019 

© 2026. All Rights Reserved.

* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Systems Trichology London Ltd · Est. 2019 · Registered in England and Wales, company no. 12114910

Systems Trichology US Corporation · Incorporated in Delaware