I lived in London in the 1980s and still read U.K. Papers and Dr Zoe Harcombe's website. Read back through the Research and Media forum and you will find Demi, others and me posting LC related articles there.

Dr. Aseem Malhotra http://doctoraseem.com
Dr Ranjan Chatterjee http://forum.lowcarber.org/showthread.php?t=470766. http://forum.lowcarber.org/showthread.php?t=477537

You should also check the Public Health Collaboration's website...loaded with info now including a map of many doctors all over the U.K. https://phcuk.org/map/

Some of my tips come from DietDoctor News, I read it everyday, and often see U.K. Low Carb news there. https://www.dietdoctor.com/news
Worth going back a few months in his news feed and joining his website.