What are the ingredients in Iron Chewable sourced from? Ceylon Keeslar March 23, 2022 16:58 Updated Follow Ingredient Source Vitamin C (ascorbic acid), Iron (as ferric glycinate) Synthetic Related articles Does Iron Chewable contain gluten or grains? What is the purpose of each ingredient in Iron Chewable? Who is Iron Chewable intended for? What are the ingredients in Optimal Iron sourced from? Does NADH + CoQ10 contain gluten or grains? Comments 0 comments Article is closed for comments.