Tomato

Tomatoes are the major dietary source of the antioxidant lycopene, which has been linked to many health benefits, including reduced risk of heart disease and cancer. They are also a great source of vitamin C, potassium, folate, and vitamin K.
 
Other health benefits includes: 
Good for the skin and hair
It's Anti-carcinogenic
Good for your bones
Repairs damages from smoking
It's a great Anti-oxidant
It helps your heart
Controls blood sugar
Activates digestion
 
Best way to enjoy tomato is to boil it, which will release more lycopene than eating it raw.