Expertise of a Dietitian
This page is the CodyCross answer for the clue below from The Netherlands, Group 2112, Puzzle 4 (Frisian Islands).
Question is: Expertise of a Dietitian
and the answer is: NUTRITION
Word Meaning:
NUTRITION — (biology) The organic process by which an organism assimilates food and uses it for growth and maintenance.
Definitions from Wiktionary.