Sources And Roles Of Micronutrients In Human Health PdfBy Wilton F. In and pdf 20.04.2021 at 02:36 10 min read
File Name: sources and roles of micronutrients in human health .zip
The saying goes that good things come in small packages, and that is especially true when it comes to nutrition.
Micronutrients, often referred to as vitamins and minerals, are vital to healthy development, disease prevention, and wellbeing. With the exception of vitamin D, micronutrients are not produced in the body and must be derived from the diet 1. Though people only need small amounts of micronutrients, consuming the recommended amount is important. Micronutrient deficiencies can have devastating consequences. At least half of children worldwide younger than 5 years of age suffer from vitamin and mineral deficiencies 2.
The larger role of micronutrients
A classify nutrients, their functions, and food sources and compare the nutritive value of various foods; B assess the effects of nutritional intake on health, appearance, effective job performance, and personal life; C analyze and apply various dietary guidelines throughout the life cycle, including pregnancy, infancy, childhood, and late adulthood; and D compare personal food intake to recommended dietary guidelines. Nutrients are the chemical substances in the foods we eat. Our bodies use these nutrients for energy and to support growth, maintenance, and repair of tissues. Essential nutrients are those which our bodies need and must be provided through the foods we eat. There are six major groups of nutrients: carbohydrates, fats and oils, proteins, vitamins, minerals, and water. Macronutrients provide energy so they are needed in greater amounts. Sources of carbohydrates include breads, cereal grains, pasta, rice, fruit, vegetables, milk, and sugar.
Micronutrients have major impact on health
Micronutrients are one of the major groups of nutrients your body needs. They include vitamins and minerals. Vitamins are necessary for energy production, immune function, blood clotting and other functions. Meanwhile, minerals play an important role in growth, bone health, fluid balance and several other processes. This article provides a detailed overview of micronutrients, their functions and implications of excess consumption or deficiency. Your body needs smaller amounts of micronutrients relative to macronutrients.
To maintain your brain, muscle, bone, nerves, skin, blood circulation, and immune system, your body requires a steady supply of many different raw materials—both macronutrients and micronutrients. You need large amounts of macronutrients—proteins, fats, and carbohydrates. And while you only need a small number of micronutrients—vitamins and minerals—failing to get even those small quantities virtually guarantees disease. Nearly 30 vitamins and minerals that your body cannot manufacture in sufficient amounts on its own are called "essential micronutrients. Even today in many low-income countries, people frequently suffer from a variety of nutrient-deficiency diseases.
Due to control of florid and severe cases of protein-energy malnutrition, deficiencies of micronutrients in children have assumed public health importance. Over two-third of children have clinical evidences of iron deficiency while deficiency of trace minerals like iodine and zinc is quite common in certain populations. Children have food preferences and they are quite fussy to take green leafy vegetables and fruits thus compromising their intake of micronutrients from dietary sources. Micronutrients are required for the integrity and optimal functioning of immune system. Children with subclinical deficiency of micronutrients are more vulnerable to develop frequent and more severe common day-to-day infections thus triggering a vicious cycle of undernutrition and recurrent infections.
PDF | The research focused on the benefits of micronutrients (vitamins function in human body are iodine, sulfur, zinc, iron, chlorine, cobalt, copper, The main sources of energy remain carbohydrates, fats, and, sometimes.
Nutrition is the study of nutrients in food, how the body uses them, and the relationship between diet, health, and disease. Nutritionists use ideas from molecular biology, biochemistry, and genetics to understand how nutrients affect the human body. Nutrition also focuses on how people can use dietary choices to reduce the risk of disease, what happens if a person has too much or too little of a nutrient, and how allergies work. Nutrients provide nourishment. Proteins, carbohydrates , fat, vitamins , minerals, fiber, and water are all nutrients.
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