Related Clues:

• Hormone is in lung, endlessly circulating
• Digestive catalyst
• Enemy managed to capture unknown catalyst
• How unmarried couples used to live, swallowing extremely unusual hormone
• Hormone abuse, endlessly popular
• In a frenzy, melted protein
• It acts as a catalyst to bring about biochemical reaction
• Unknown enemy dispersing: that can bring a reaction
• Drug and endless drink — one litre knocked back entering pub
• Abuse mostly coming with popular hormone
• Bodily substance acting as a catalyst
• Digestion catalyst
• Hormone used for treating diabetes
• Protein produced by cells that acts as a biochemical catalyst
• Hormone that regulates the storage of glycogen in the liver