Kyolic Aged Garlic Extract Immune Support Formula 103. Supports the immune system. Kyolic Aged Garlic Extract begins with 100% ally Grown garlic bulbs. They are then aged to perfection in a unique extraction process to eliminate odor and create beneficial compounds found only in Kyolic. This immune supporting formula combines Aged Garlic Extract with a premium mushroom complex, astragalus, vit. C, oregano and olive leaf (oleuropin 18%). , gluten, sugar, dairy, sodium, yeast, preservatives, artificial colors or flavors.