WHAT IT IS: The Fresh Dietdelivers gourmet chef-prepared meals directly to your doorstep. Supposedly, it tastes so good you don’t even know you’re on a diet. Meals are customized according to your weight loss goals, exercise amount, food likes and dislikes, and also offers gluten-free and vegetarian options.

CELEB FOLLOWERS: Paula Abdul, Olivia Munn, Maria Menounos, Shenae Grimes.