Chaste Tree, also known as Monk’s Pepper or Vitex has often been used to help with hormonal issues in mares, stallions and geldings. I mares it can be combined with other calming herbs to soothe the ‘moody mare’. For stallions and geldings it has been used to help calm them as well.
It has also been used to support the digestive system, to increase lactation, for inflammation and swelling as well as for parasites. It is an herb that is commonly used for horses with Cushings disease.