The present invention provides a composition comprising a green-yellow
vegetable (e.g., broccoli, spinach, parsley, komatsuna (Brassica rapa
L.), Japanese radish leaves) and a light-colored vegetable (e.g.,
lettuce, cabbage, celery), the composition having the following effects:
(1) inhibiting the generation of blood lipid peroxide; (2) lowering blood
TBARS levels or suppressing the elevation of blood TBARS levels; (3)
increasing blood vitamin E levels; (4) enhancing blood antioxidant
activity; (5) enhancing blood TRAP levels; (6) lowering blood active
oxygen levels or suppressing the elevation of blood active oxygen levels;
and (7) preventing or treating diabetic complications.