2 Protein Greek word that means “Of Prime Importance” It is the chief component of EVERY living Cell, of body tissue, of body fluids, and of muscles
3 Protein Proteins provide 4 calories per gram. The main function of protein is to build and repair body tissues.If carbohydrates and fat are not available, your body will use protein. Is this a good thing?You must eat protein daily to replace the wear and tear on the body tissues.We get most of our protein from the Meats and Beans food group.We should eat 5 ½ oz. daily from the Meats and Beans food group.
4 Must be supplied dailyConstantly needed to replace wear and tear of tissue and keep up protein concentration in the blood serum
5 Fats and Carbs cannot replace Protein Needed to replace wear and tear of tissue and keep up protein concentration in the bloodExcess protein, once converted to energy, cannot convert back to protein, that is why we need it every day.
6 Amino Acids Amino acids are the “building blocks” of protein. There are 9 essential amino acids.Essential means that your body MUST have them.
7 The best sources of protein HIGH = Milk and Meat groupMEDIUM = Grains and VegetablesLOW = Fruit
8 Complete ProteinsComplete proteins contain all 9 of the essential amino acids.Complete proteins come from animal food sources.Tofu (from soybeans) is the only complete protein from a plant source.
9 Incomplete ProteinsIncomplete proteins do NOT contain all of the essential amino acids.Incomplete proteins come from plant food sources.Examples of incomplete proteins could be:GrainsBeansNuts/SeedsRiceWheat
10 Combining ProteinsIncomplete proteins can be combined to create a complete protein.Examples include:Beans and RicePeanut Butter and Whole Wheat ToastBean Soup with a Wheat Roll
11 Eat a variety of foodMake certain the body gets all the essential amino acids.Make protein completeCombine plant and animal foodCombining plant protein from variety of cereals and grains
13 Protein needs influenced by AgeBody SizeQuality of the proteinsPhysical state of the person5 ounces per day=Girls6 ½ oz per day= Boys
14 Higher income = more protein eaten Find specific recommendation Your weight / 2.2 = ? x .8 =?? g/day
15 Excessive Protein May do more harm than good Not necessary to eat a lotObesityKidney malfunction
16 Insufficient Protein Lower one’s resistance to disease, Muscle deteriorationAnemiaHair, skin, and nails are affectedMental illness can developEdema: accumulation of fluidStunt growthNot common in U.S.
17 Protein Deficiency Disease MARASMUS “Starvation”Lack of foodThinWasting awayWise Adults (looks old)