Anti-cancer vegetables

Tumor suppressing vegetable ranking: 

01: cooked sweet potato

02: raw sweet potato

03: asparagus

04: broccoli

05: cabbage

06: cauliflower

07: celery

08: aubergine

09: pepper

10: carrot

11: shepherd's purse

12: kohlrabi

13: mustard

14: brassica juncea

15: tomato  

Amongst sweet potatoes, purple sweet potatoes have the greatest anti-cancer effect.