Glucosamine Gel Patches have been designed for topical application containing glucosamine & can be applied directly to the affected joints. Local application means glucosamine enters the blood stream in close proximity to the affected area. It contains 10 concentration of Nacetyl glucosamine plus 2 Horse Chestnut extract. Horse Chestnut has been shown to act as an antiinflammatory & is benefical in the treatment of arthritic conditions. Menthol is added for its gentle cooling properties.