The 3 day cardiac diet was developed at the Cleveland Clinic as a very low calorie diet and quick weight loss program intended to help cardiac patients lose weight rapidly. Hence the name 3 day cardiac diet. The primary use of the 3 day cardiac diet is to achieve rapid and short-term weight loss as well as reduce the risk of heart disease. The 3 day cardiac diet works to lower cholesterol levels and blood pressure.
The 3 day cardiac diet should be adhered to strictly with no changes, additions or substitutions. The following shows in precise measurements how the 3 day cardiac diet should be followed.
Breakfast: Black coffee, water, or tea; half of a grapefruit or pink grapefruit juice; and one slice of toast with 1 or 2 tablespoons of peanut butter.