Hmm first time trying a supplement in film form and Im actually impressed , Just stick it to the roof of your mouth melts instantly, no water needed, not even sweet!, Tried two from Esther 30000 mg Glutathione: Benefits & Top Suppliers Reactive Oxygen Species (ROS) Free Radicals Oxidative Burst Neutrophils Glutathione CGD Esther Formula Lyuh Esther Liposome Glutathione Direct Ultra X (325mgx30p)