Vegetarian is good for health. When you had non-veg in your /diet it takes lot of time to digest. Generally human body is compatible with vegetarian food.
how long to digest non -veg
veg
Rice, Roti, Dal , Veg, Non Veg items
Liver {non-veg}Sweet Potatoes {veg}
non-veg
non veg
There aren't enough food, service, value or atmosphere ratings for Chawla's Veg & Nonveg Restaurant,
I don't think there is such a thing such as veg derived from non-veg because any item taken from non-veg would still be non-veg.
veg
An Egg is not veg
You can safely eat non-veg food during typhoid fever. Non-veg food in generally good except that the fat is not good and it does not contain enough fibres.