1. What is RKG | Agmark Ghee made of? RKG Agmark Ghee made from milk butter having a rich aroma will make testier all sweets and other recipes. 2. Is RKG | Agmark Ghee good for health? RKG Classic Pure Ghee is gluten-free and provides healthy fats, a variety of practical cooking applications, and the buttery taste you love on your favorite foods. This ghee is the wonderful flavor of butter, but with the shelf life of cooking oils.