I dont think there are many 'canon' texts in this space, because of all the conflicting evidence and continual improved understanding of how diets impact health

I dont think there are many 'canon' texts in this space, because of all the conflicting evidence and continual improved understanding of how diets impact health (eg gut ecology, inflammation are recent big research areas). Looking at a university level course list on nutrition and reading into each of the subject areas might be a start (Pick the ones that apply to you - nutrition in infants is perhaps not relevant). The Oxford Handbook of Nutrition is a good summary reference text. https://www.booktopia.com.au/oxford-handbook-of-nutrition-and-dietetics-joan-webster-gandy/book/9780198800132.html https://www.booktopia.com.au/oxford-handbook-of-nutrition-an...