A 12-week weight loss program can be highly effective in helping you lose fat, whereas a 30-day fitness challenge is more useful for breaking through boredom or a plateau. They have different focuses and will give you different results, so deciding which program is better for you will depend on your goals.
Dr Oz: Slimdown Drink - Combine 1 C grapefruit juice, 2 tsp apple cider vinegar, and 1 tsp honey. Drink this combination before every meal. Apple cider vinegar helps you burn and break down fat. This drink combination also burns away your fat, literally. Drink it 3 x per day before meals.