Which substance derived from Milk Thistle is known for liver protection?

Silymarin is the correct answer because it is a group of compounds extracted from the seeds of the Milk Thistle plant (Silybum marianum), which has been recognized for its hepatoprotective (liver-protecting) properties. Silymarin primarily consists of flavonolignans, which have been shown to help stabilize cell membranes and promote the regeneration of liver cells, making it particularly beneficial in conditions such as liver cirrhosis and hepatitis. It functions as an antioxidant and anti-inflammatory agent, further contributing to its protective effects on the liver.

While flavonoids are indeed a component of silymarin and have various health benefits, they do not singularly encapsulate the specific liver protective effects attributed to silymarin specifically. Terpenoids are another class of compounds found in many plants, but they do not specifically denote the protective effects on the liver associated with Milk Thistle. Oxidants, on the other hand, generally refer to harmful substances that can cause damage to cells and tissues, which is contrary to the protective qualities that silymarin provides. Thus, silymarin stands out for its established role in supporting liver health.