Green tea is a stimulant that possesses thermogenic properties, which means it increases energy release in the body (Westerterp-Plantenga 2010). Various studies also show it aid cardiovascular and metabolic health due to the levels of catechins it contains (Wolfram 2007).
Cinnamon increases energy expenditure but also has demonstrated in tests to oxidise body fat (Jia et al 2009). In addition it is able to help regulate insulin levels in the body during meals reducing the need for the body to store excess energy as fat (O’Keefe 2008).
Studies in both animals and humans have identified that chilli helps with fat loss. Chilli increases energy expenditure, fat oxidation and reduces fat storage during meals (Ahuja 2006).