Protects and strengthens the liver. Helpful for horses and ponies that are suffering from liver damage due to worm burden prolonged use of pharmaceutical drugs, infections or horses that have had an adverse reaction to worming or vaccination products. Will also give support to a horse that has been neglected or abused and also racehorses just off the track. St Mary’s Thistle is also high in linoleic acid, this acid helps to regulate female hormonal balance and can increase milk production. Actions: Protects and strengthens the liver. Promotes bile flow, can increase milk production, demulcent. Antidepressant, glactagogue.