Green tea: Provides an excellent source of anti-oxidants and helps to boost metabolism. 
Kiwi fruits: High in fibre, vitamin C, vitamin A and potassium 
Lime juice: Similar benefits to lemon, limes help to cleanse the liver and digestive tract and are a good source of vitamin C.  
Banana: High source of potassium and fibre. Also contains serotonin for a happiness effect and provides pre-biotics to feed healthy gut bacteria.