What are the ingredients in Optimal Magnesium sourced from? Education Team October 22, 2021 18:38 Updated Follow Ingredient Source Magnesium (as DiMagnesium Malate and Magnesium Lysinate Glycinate Chelate§) Synthetic Related articles Is Optimal Magnesium free from GMOs? How do I use Optimal Magnesium? Magnesium Products Comparison Chart What is the purpose of each ingredient in Optimal Magnesium? Other Ingredients and Their Purpose Comments 0 comments Article is closed for comments.