Herbs of Gold St Mary's Thistle 35000 is a high-strength formula containing St Mary's thistle standardised to silybin, commonly known as silymarin, which has antioxidant and free radical scavenging properties. St Mary's thistle supports liver and digestive health. Health indication: - supports healthy liver function - supports healthy digestion - Antioxidant to reduce free radicals formed in the body - St Mary's thistle is traditionally used in Western herbal medicine to protect the liver, support gall bladder health and relieve symptoms of indigestion, including bloating, flatulence and feelings of fullness.