A very low-fat, primarily vegetarian diet that is based on whole grains, fruits and vegetables that results in improved cardiovascular health as well as weight loss.

The Pritikin Diet was developed as a means to treat heart disease; weight loss is an additional benefit. Processed foods such as pasta and white bread, animal proteins, eggs and most types of fats are eliminated in favor of whole grains, fruits and vegetables. The revised Pritikin Diet encourages the use of "healthy" fats high in omega-3 fatty acids, in limited amounts.

• Healthy food combinations of less fats and more fruits, vegetables, grains.
  
  
• No portion control with these healthy foods.
  
  
• Good for heart health in addition to weight loss.

• Low-fat diets may be unsatisfying and can lead to overeating.
  
  
• Many people cannot cut down on certain food groups as much as the Pritikin plan requires.
  
  
• The recommended foods are not convenient for people who dine out a lot.
  
  
• This fiber-rich diet can produce a lot of gas.