What are the ingredients in Optimal PC sourced from? Education Team October 25, 2021 18:32 Updated Follow Ingredient Source Phospholipid Complex Non-GMO sunflower oil Potassium, Sodium Synthetic Related articles Does Optimal PC contain gluten or grains? What is the purpose of each ingredient in Optimal PC? Are there any warnings or side effects when using Optimal PC? Who is Optimal PC softgels intended for? How do I use Optimal PC ? Comments 0 comments Article is closed for comments.