PPT-Vitamins and Their Functions

Fat Soluble Vitamins K A D E Dissolve in Fat The body stores them but they can be toxic in excessive amounts Water soluble vitamins B C Dissolve in Water The body uses what it needs and then excretes the rest therefore they do not become toxic. Vitamin A. A. Fat soluble. , carotene converts to vitamin A for . vision, growth, nerves. Liver, yellow fruits and vegetables, oranges, pears, broccoli. Night blindness, poor eye sight, poor skin and hair. 2. The Nature of Vitamins. E. ssential, non-caloric, organic nutrient needed in tiny amounts in the diet for normal function, growth and maintenance.. There . are about 15 vitamins, essential for humans classified as fat soluble and water soluble vitamins.. Water-Soluble Vitamins. Dissolve in water. Cannot be stored in body for later use. Important to continually get these vitamins. Taking too much water-soluble vitamins can cause kidneys to work too hard to remove excess vitamins. Myth: As part of a healthy diet, people need to take dietary supplements. FACT. A diet that contains a variety of healthful foods usually supplies all the vitamins and minerals that your body needs. Vitamins. Needed for body to function, but only in small amounts. 2 types fat and water soluble. Fat soluble are A,D,E, and K. A. ll . D. ogs . E. at . K. ittens. Water soluble are Vitamin B group, Folate, and Vit. C. organic. compounds. Required in . small amounts. Functions. :. Regulate Metabolism. Help convert the . 3. . Organic Energy Yielding Nutrients. into ATP. Promote Growth and Reproduction. Deficiencies can result in serious illnesses.. Understanding Vitamins. Vitamins. Needed in small amounts. Not an energy source. Individual units rather than long chains. Essential for normal functioning, growth, and maintenance of the body. Understanding Vitamins. Myth. As part of a healthy diet, people need to take dietary supplements.. Fact. A diet that contains a variety of healthful foods usually supplies all the vitamins and minerals that your body needs. Topics. Vitamins. Water-soluble . vitamins. vitamin . B. vitamin . C. Fat-soluble . vitamins. vitamin . A. vitamin . D. vitamin . E. vitamin . K. 2. Vitamins . 3. Vitamins. Vitamins are micronutrients. - deficiency diseases . History of vitamins . :. The story of vitamin dates back to 18. th. century. . Sailors of this period knew that eating of liver cures a disease called night blindness and. 1. Vitamins. Organic compounds. . Required in small quantities. . Needed for a variety of biochemical functions.. They do not enter in tissue structure.. Cannot be synthesized by the body, . must be supplied by the diet.. Vitamins and Minerals. (. T. he Micronutrients) . 1. Vitamins . What are Vitamins?. - . B. iochemical substances that are required in . human . diet for optimal physiological functions.. Why we need to study Vitamins?. Carbs. Protein. Fats & Oils. Vitamins. Minerals. WATER. “Essential” Nutrients. Nutrients are categories of substances we need for our nutrition.. Essential Nutrients. are nutrient substances that we can only get from food, because our bodies cannot produce them on our own.. We need vitamins in our diets, because our bodies can’t synthesize them quickly enough to meet our daily needs.. Vitamins have three characteristics:. 1- They’re natural components of foods; usually present in very small amounts.