HG descaler for espresso & pod-coffee machines is a descaler based on citric acid that removes scale from all types of espresso and pod-coffee machines. This descaler works safely and quickly, is odourless and fully biodegradable. With regular use of this HG descaler, the coffee continues to taste great, the machine retains its speed, and you extend the life of your espresso or pod-coffee machine. There are manufacturers that recommend a descaler based on lactic acid, whilst others recommend one based on citric acid. HG has both! This product is sufficient for 6 treatments