Swanson Sulforaphane from Broccoli Sprout Extract, 400 mcg, 60 Veggie CapsulesSwanson Sulforaphane from Broccoli Sprout Extract offers a potent source of sulforaphane, a key nutrient found in broccoli. Each bottle contains 60 veggie capsules, with each capsule delivering 400 mcg of sulforaphane. This supplement features BroccoPhane broccoli sprout powder, standardized to 0. 4% sulforaphane, ensuring consistent and reliable levels of this important compound. Sulforaphane is known for its antioxidant properties, which help combat