Providing a modern twist on a traditional product, arnicare arnica cooling gel combines arnicas natural healing properties with refreshing grapefruit and menthol to cool and soothe the skin. Please visit the official nelsons arnicare website for more information about this product.instructions do not apply to broken skin. Discontinue use is a rash appears. Read enclosed leaflet before use. Keep all medicines out of reach and sight of children.ingredients arnica montana plant extract, menthol, citrus grandisdosage apply liberally, gently massaging the gel into the appropriate area. Reapply as often as required.how to useindications to cool and revive tired, heavy limbs or soothe swollen ankles great to use after being on your feet all day or postflight, or when the 3rd trimester of pregnancy takes its toll on legs and feet.