NEET UG » NEET UG Study Material » Biology » What is food metabolism

What is food metabolism

In this article, we are going to learn about What is food metabolism, what is metabolism in food and nutrition, what foods are best for metabolism, the Working process of metabolism, What Affects Metabolism?, Nutrients of Human Metabolism, and more.

The process through which your body transforms whatever you eat and drink into energy is regarded as metabolism. In this complex process, calories from food and beverages are mixed with oxygen to release the energy your body requires to function.

The chemical reactions which occur within the cells of the body to transform food into energy are referred to as the metabolism. 

Certain proteins in the body regulate the chemical events of metabolism. Thousands of metabolic events happen at the same time, all of that is regulated by the body to keep our cells healthy and functional.

Working process of metabolism

The digestive system employs enzymes after we eat food to:

  • deconstruct proteins into amino acids
  • converting lipids to fatty acids
  • Carbohydrates are converted into simple sugars (for example, glucose)
  • Whenever energy is needed, the body can employ sugar, amino acids, and fatty acids.
  • Other enzymes work to speed up or control the chemical reactions involved in “metabolising” these substances once they’ve entered the cells.
  • Metabolism is a delicate balancing act comprising two types of simultaneous activities:
  • rebuilding and recharging the body’s tissues and energy resources (called anabolism)
  • destroying biological cells and energy storage to obtain additional fuel for bodily tasks (called catabolism)

Anabolism

When it comes to anabolism or constructive metabolism, it’s all about building and storing. It helps to produce new cells, preserve biological tissues, and store energy for later use. During anabolism, small carbohydrates, protein, and fat molecules are converted into larger, more complex molecules.

Catabolism

Catabolism also referred to as destructive metabolism, is the mechanism by which the energy required for all cell activity is generated. To release energy, cells break down big molecules (mainly carbohydrates and lipids). It feeds anabolism with fuel, heats the body, and allows muscles to contract and the body to move.

The body produces waste materials via the skin, kidneys, lungs, and intestines as complex chemical units break down into more simple components.

What Affects Metabolism?

Hormones from the endocrine system help regulate metabolism’s rate and direction. Thyroxine, a hormone generated and released by the thyroid gland, has a role in determining how rapidly or slowly metabolic chemical events take place in the body.

The pancreas is another organ that secretes hormones that assist decide whether the body’s main metabolic activities are anabolic or catabolic at any given time. Whenever you eat a meal, for instance, your anabolic activity increases. This is because eating raises the level of glucose in the blood, which is the body’s primary fuel. Whenever the pancreas detects a rise in glucose levels, the hormone insulin is released, urging cells to enhance their anabolic activity.

Nutrients of Human Metabolism

Foods are primarily composed of carbohydrates, lipids, and proteins, which serve as fuel molecules for the human body. The digestive process (breaking down these nutrients into smaller pieces) and subsequent absorption (entrance into the bloodstream) of the digestive end products allow tissues and cells to convert the potential chemical energy of food into useful work.

Monosaccharides, primarily glucose (from carbs); monoacylglycerol and long-chain fatty acids (from lipids); and tiny peptides and amino acids (from proteins) are the most often absorbed end products of food digestion (from protein). Different cells in the body can digest these nutrients once they are in the bloodstream. 

What foods are best for metabolism?

You might be looking for foods that can increase your metabolism whether you’re attempting to lose weight or maintain your weight.

Certain foods can help you improve your metabolic rate gradually. This is the total number of calories burned by your body.

Protein-rich foods

Protein-rich foods include meat, fish, eggs, dairy, legumes, nuts, and seeds, which can assist improve your metabolism for a few hours.

This is because digesting them requires more energy from your body.

Mineral-rich foods

Iron and selenium are two minerals that perform separate but equally crucial roles in your body’s normal functioning.

They do, though, have one commonality. They’re both necessary for the thyroid gland, which controls your metabolism, to function properly.

 Chilli peppers

Capsaicin, a substance found in chilli peppers, has been shown to enhance metabolism by raising the pace during which your body burns calories somewhat.

Tea

Tea contains catechins, which are health-promoting chemicals that may work seamlessly with caffeine to increase metabolic rate.

Beans and legumes

In comparison to other plant foods, legumes and beans like lentils, peas, chickpeas, black beans, and peanuts are exceptionally high in protein.

Ginger

Ginger and other related spices are intended to offer special metabolism-boosting qualities.

Conclusion

The chemical reactions that take place within the cells of the body to transform food into energy are referred to as the metabolism. The use of enzymes to control metabolic reactions is a crucial aspect of cellular preservation. The enzymatic activity enables a cell to react to changing environmental demands and control its metabolic processes, both of which are critical for cell survival.

faq

Frequently asked questions

Get answers to the most common queries related to the NEET UG Examination Preparation.

What is the process of metabolism?

Ans. Metabolism refers to all of the chemical reactions that take place in your body continually and allow you to li...Read full

What are the 3 stages of metabolism?

Ans. The Breakdown of Catabolism...Read full

What is nutrition in metabolism?

Ans. Metabolism is the chemical process through which your body converts the food you eat into the energy you need t...Read full

What is food metabolism?

Ans. Metabolism refers to the chemical reactions which occur within the cells of the body to convert food into ener...Read full