Broccoli Seed Extract, Broccoli Extract Botanical Name: Cruciferous vegetable Specification: Sulforaphane: 0.3%, 1%,3%, ... 10%,13%,20%,50%,80%: oily liquid Features of Pioneer Herb’s Broccoli Seed Extract Broccoli Seed Extract is one of Pioneer Herb’s the ... most competitive products, with many characterists listed as follows: 1. 100% natural broccoli extract ...