Id suggest Liam Rosen. Its tongue and cheek- but if you’re able to shift through it and cram the diet/exercise into a page it’ll really help clients. I usually cut out tidbits and tailor it to each client.
Be sure to cite.
Marcie try these docs on my website and see if they help you. Look under calories do count. http://www.defineyourself-coaching.com/nutrition.htm