List shows the healthiest foods for losing weight - number 1 is a great tuber. Lists the best and most effective fat killers: coffee, lemon water and green tea.

Coffee contains exactly zero calories, provided you drink it black. Buttermilk can also help you lose weight because it has few calories, a lot of calcium and keeps you full for a relatively long time. Hot spices stimulate circulation and digestion, which results in higher energy consumption, which in turn leads to better metabolism.