Yes! Collards (Brassica oleracea var. viridis) are part of the cruciferous family and are high in antioxidants. Eating collards has been shown to lower blood cholesterol levels (including LDL cholesterol). Collards specifically have been shown to contain significant anti-diabetes properties. As with all cruciferous vegetable, they are thought to be protective against certain types of cancers (there are many studies available on pubmed.gov on this topic). They contain generous amounts of vitamins K, A, C as well as manganese, calcium, and fiber. They're affordable too!