The Compendium of Caraka 3.1.20_1

3.1.20_1

tattrividhaṃ pravarāvaramadhyavibhāgena; saptavidhaṃ tu rasaikaikatvena sarvarasopayogācca/tatra sarvarasaṃ pravaram, avaramekarasaṃ, madhyaṃ tu pravarāvaramadhyastham/

It is of three kinds according to the classification of superior, inferior, and middling; but it is of seven kinds by taking each individual taste singly and by the use of all tastes. Therein, [habituation to] all tastes is superior, to a single taste is inferior, and the middling stands between superior and inferior.