Himalayan Salt Licks for horses and pones are obviously distinctive by their colour, however it’s not just this that sets them apart from other licks. Salt licks with 'nothing added and nothing taken out' and we believe they are one of the purest forms of salt (sodium chloride) available. Hilton Herbs Himalayan Salt Licks have been analysed and have been shown to be predominantly sodium chloride, with other trace elements such as potassium, magnesium (vital for maintaining health) and iron which is responsible for the distinctive rose pink colour. Himalayan rock salt licks are literally 'rock hard', this means that horses and ponies are unable to bite chunks off the block, a problem that can occur with the softer pressed salt licks. These licks are also much more weather resistant and will not dissolve into a mush when left out in the rain, which means they can be safely left outside in the field for the horse to self dose.