Milk Thistle, 80% Silymarin. ✓ Standardised to contain 80% of the active ingredient silymarin. ✓ 50mg milk thistle 40:1 extract per tablet, equivalent to 2000mg whole herb. Bulking Agents (Microcrystalline Cellulose, Dicalcium Phosphate), Milk Thistle Extract 40:1 (Silybum Marianum, Seed), Anti-Caking Agents (Silicon Dioxide, Stearic Acid, Vegetable Sourced Magnesium Stearate).