Protein–Animal versus vegetable protein; sources of complementary proteins (grains-legumes-nuts/seeds), and combinations to create complete proteins: http://www.bodyforlife2.com/incompletprotein.htm
Proteins are made up of a set of building blocks called amino acids. Some amino acids must be obtained from the food we eat. We cannot make them ourselves so we call these essential amino acids – they are an essential part of our diet. Other amino acids, the non-essential ones can be made in our bodies so we don’t need them in the food we eat.
Vegetable proteins-Here’s a quick guide to what you should eat and a round-up of vegetarian proteins: