Biovitalia Organics Premium Milk Thistle Capsules for Liver Health & Antioxidant Support - Silybum Marianum Extract - 60 Vegan Capsules - Dietary Supplement. Digestive Health: Milk thistle may aid in promoting healthy digestion by supporting the liver's role in bile production and detoxification. Antioxidant Protection: The silymarin in milk thistle acts as an antioxidant, helping to neutralize harmful free radicals and protect cells from oxidative stress.