Superphysique
Trigger: !superphysique
Try it
Kagi would openhttps://www.google.fr/search?q=site:www.superphysique.org+vitamin+d
Run @superphysique in Kagi for Kagi's own results from www.superphysique.org only
URL pattern: https://www.google.fr/search?q=site:www.superphysique.org+query
Searches www.google.fr, filed under Health.