Don’t: Eat bread—or anything made with grains
Last updated by Kurtis Hiatt | January 02, 2013
Nutrisystem determines portions, prepares and delivers your meals, and tells you what to eat and when.
The Dean Ornish Diet can be tailored to your specific health issues. The strictest version is challenging because it severely reduces fat intake.
The Mayo Clinic diet plan focuses on lifelong healthy eating. It's rated high in nutrition, safety, and diabetes, but only moderately effective for weight loss.