Protein-----------------------Builds and repairs tissue

White (albumen) of eggs, curd (casein) of milk, lean meat, gluten of wheat, etc.

Fats----------------------------Are stored as fat

Fat of meat, butter, olive oil, oils of corn and wheat, etc.

Carbohydrates--------Are transformed into fat

Sugar, starch, etc.

All serve as fuel to yield energy in the forms of heat and muscular power.

Mineral Matter Or Ash - Shares in forming bone, Phosphates of lime, assists in digestion, etc.

potash, soda, etc.

Food is that which, taken into the body, builds tissue or yields energy.

Chart 14. Composition, Functions, and Uses of Food.

Revised Edition

U. S. Department of Agriculture

Office of Experiment Stations

A. C. True, Director.

Prepared by C. F. Langworthy Expert in charge of Nutrition Investigations.

Cream Cheese

Cream Cheese

Lamb Chop Edible Portion

Lamb Chop Edible Portion

Butter

Butter

Bacon

Bacon

Cocoanut Desicated

Cocoanut Desicated

Pork Chop

Edible Portion

Edible Portion

Walnut

Walnut

Whole Egg

Whole Egg

Peanut

Peanut

Mackerel

Mackerel

Navy Bean, Dry.

Navy Bean, Dry.

Potato

Potato

White Bread

White Bread

Corn Bread

Corn Bread

Whole Wheat Bread

Whole Wheat Bread

Banana Edible Portion

Banana Edible Portion

Raisins Edible Portion

Raisins Edible Portion

Dried Fig Edible Portion

Dried Fig Edible Portion