HerbaNerve helps to keep your horse calm and stress free without removing the edge required for a top class performance. The powerful formula assists in the maintenance of normal muscle and nerve function. Contains a range of nutrients which have a role in assisting the transmission of nerve impulses. Depending on your horses requirements HerbaNerve can be used specifically for competitions or long term daily use without harmful side effects. The high quality formula contains Magnesium Trytophan, Chamomile, Brewers Yeast and other proved herbal remedies.