Question

what are the harmful effects of excess intake of fat and protein

Answer 1

excess fat & protein will lead you to obess & u will see yourself in hospital after taking too much fat & protein after a week.

Answer 2

There are many harmful effects for the excess intake of fat and proteins such as weight loss or weight gain.

It is depends on the fat and protein intake also on the other physiological conditions of body. It also causes high LDL (Low-Density Lipoproteins) cholesterol level that deposited in blood vessels and may lead to heart disease and cancer.  

Excess protein is usually stored as fat while the surplus of amino acids is excreted. The prolong effects of excess intake of fat and protein can also cause obesity.