You are welcome! If you can get the little one to eat some mashed boiled egg or scrambled egg, it will have riboflavin in it too. The egg yolk is what chicks eat as they grow.
http://www.incredibleegg.org/egg-facts/trivia/nutrition-nuggets
last paragraph
http://www.incredibleegg.org/egg-facts/trivia/nutrition-nuggets
last paragraph