HG-Pcaps have excellent Oxygen Barrier Properties: 250 times better than HPMC capsules and 9 times better than Gelatin capsules. Good Stability Resulting Extended Shelf Life: Pullulan capsules are Chemically Inert. Thus no cross linking takes place with encapsulated materials. Especially suitable to protect sensitive Nutraceuticals like plant extracts, Anti-oxidants and Pharmaceutical active ingredients. Hence assures superior protection of en-capsulated substances and thus prolonged shelf life of the capsules.