Energy Metabolism—Explained

We’ve all had days when we just can’t get out of bed, hit a mid-afternoon slump, or fall asleep during the opening credits of a film. And then there are days when we’re bursting with energy from morning to night. It all comes down to your metabolism—the engine that converts your food into the energy that powers you through the day. Here, we’ll explain how energy metabolism works and how you can support it to feel fit and energised every day.

Table of Contents

What Is Energy Metabolism?

Energy metabolism, also known as metabolism, is the process by which your body converts nutrients from food into energy. This energy is essential for everything you do—from basic bodily functions to intense workouts. During this process, macronutrients like carbohydrates, fats, and proteins are broken down into smaller molecules that your cells can use as fuel.

Fun Fact: Did you know that the process of converting carbohydrates into energy begins in your mouth? Yes, even here, complex carbohydrates are broken down into simpler sugars that your body later uses for energy production.

The complexity of energy metabolism can be illustrated through carbohydrates. They are broken down multiple times throughout the process:

  • In the mouth, complex carbohydrates are broken down into disaccharides (e.g., maltose).
  • Stomach acid further breaks down carbohydrates in the stomach.
  • In the small intestine, they are broken down into monosaccharides (glucose, fructose, galactose).
  • These monosaccharides are then absorbed into the bloodstream through the walls of the small intestine.
  • Finally, glucose is either broken down into energy within the body’s cells or stored for later use.

Which Nutrients Are Important for Energy Metabolism?

For smooth energy metabolism, your body needs the right building blocks. These nutrients are particularly important:

  • Carbohydrates: They are the main source of quick energy, as they are converted into glucose, which primarily fuels your brain and muscles.
  • Fats: They provide long-lasting energy, crucial for endurance activities and rest periods. Additionally, visceral fat protects your internal organs.
  • Proteins: These are broken down into amino acids, which serve as building blocks for tissues and support energy metabolism, especially when carbohydrates are scarce.
  • Vitamins: B vitamins, in particular, play a central role in energy metabolism as they act as cofactors for enzymes.
  • Minerals: Magnesium, iron, and zinc are essential for cell functions, oxygen transport, and enzyme activities.
  • Water: All biochemical reactions, including energy metabolism, require water as a transport medium for nutrients and waste products.

How Can You Support Energy Metabolism?

There’s no magic pill to speed up your metabolism, but there are tried-and-true methods to support it:

  • Regular Exercise: Physical activity is a real turbocharger for your metabolism.
  • Stay Hydrated: Hydration is crucial for all metabolic processes.
  • Get Enough Sleep: Your body regenerates and optimises metabolism during sleep.
  • Protein-Rich Diet: Proteins support metabolism and provide lasting energy.
  • Thermogenesis Through Diet: Spicy foods and caffeinated drinks can boost metabolism.
  • Small, Frequent Meals: Keep your metabolism active and stable.
  • Reduce Stress: Stress can throw your metabolism out of balance.

Tip: If you suffer from metabolic disorders like diabetes, thyroid issues, or metabolic syndrome, your energy balance may be significantly impacted. In such cases, it’s essential to seek medical advice to optimise your diet and lifestyle.

What Role Does Exercise Play in Energy Metabolism?

You’ve probably guessed it—exercise is a key player when it comes to metabolism. Upon closer inspection, the connection becomes clear: exercise requires energy. Metabolism is activated and ramped up for various processes, such as:

  • Increasing calorie consumption
  • Promoting fat loss
  • Enhancing muscle mass
  • Improving insulin absorption in cells (lowering blood sugar)

While moderate endurance sports are often recommended and undoubtedly beneficial for energy metabolism, the most important thing is that exercise should be fun! Find a type of movement that excites and motivates you, and that you can easily integrate into your daily routine.

How Do Genes Influence Energy Metabolism?

The body works like a delicate Swiss watch, where even the smallest components are crucial for ensuring precision. Naturally, genes also play an important role in the overall structure of energy balance. This includes influencing fat distribution, regulating hormone balance, and predisposing you to metabolic disorders.

However, don’t let so-called “bad genes” stop you from improving your energy balance. Healthy eating, staying hydrated, reducing stress, and exercising all contribute to a good energy metabolism—regardless of your genetic makeup.

At a Glance

  • 01.

    It is the central process that provides your body with the necessary energy to carry out everyday tasks and physical activities.

  • 02.

    Energy metabolism converts food into energy. It requires nutrients like carbohydrates, fats, and proteins, as well as micronutrients like B vitamins and minerals.

  • 03.

    An active lifestyle and a balanced diet promote energy metabolism. This includes regular exercise, staying hydrated, getting enough sleep, and consuming a nutrient-rich diet.

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Immune System

1: Copper, folate, selenium, zinc, and vitamins A, B12, B6, and C contribute to the normal function of the immune system.

Metabolism

2: Vitamins C, B6 and B12, as well as thiamine, riboflavin, niacin, biotin, pantothenic acid, calcium, phosphorus, copper, and manganese contribute to normal energy-yielding metabolism. Biotin, zinc, and chromium contribute to normal macronutrient metabolism. Vitamin A and riboflavin contribute to normal metabolism of iron. Zinc contributes to normal acid-base metabolism.

Healthy Cells

3: Vitamins E and C, as well as riboflavin, zinc, copper, manganese and selenium, contribute to the protection of cells from oxidative stress. Zinc contributes to normal DNA synthesis. Phosphorus contributes to normal function of cell membranes.

Mental Performance; Mental Focus; Nervous System; Psychological Function

4: Vitamins C, B6, B12, riboflavin, niacin, pantothenic acid and folic acid contribute to the reduction of tiredness and fatigue. Pantothenic acid contributes to normal mental performance. Zinc contributes to normal cognitive function. Vitamins C, B6, B12, thiamine, riboflavin, niacin, biotin, and copper contribute to normal functioning of the nervous system. Thiamine, niacin, vitamin B6, vitamin B12, biotin, folate, and vitamin C in AG1 contribute to normal psychological function.

Healthy bones

5: Calcium contributes to the maintenance of normal bones. Protein, phosphorus, zinc, and manganese contribute to the maintenance of normal bones. Vitamin C contributes to normal collagen formation for the normal function of bones.

Cardiovascular System

6: Thiamine contributes to the normal function of the heart. Vitamins B6 and B12 contribute to normal red blood cell formation. Vitamin C contributes to normal collagen formation for the normal function of blood vessels.

Skin, hair, nails

7: Vitamin A, riboflavin, niacin, biotin and zinc contribute to the maintenance of normal skin. Vitamin C contributes to normal collagen formation for the normal function of skin. Biotin, zinc and selenium contribute to the maintenance of normal hair. Copper contributes to normal skin and hair pigmentation and to normal connective tissue. Selenium and zinc contribute to the maintenance of normal nails.

Hormonal Health

8: Vitamin B6 contributes to the regulation of hormonal activity. Pantothenic acid contributes to normal synthesis and metabolism of steroid hormones, vitamin D, and some neurotransmitters. Zinc contributes to the maintenance of normal testosterone levels in the blood. Selenium contributes to normal thyroid function and normal spermatogenesis. Zinc contributes to normal fertility and normal reproduction. Chromium contributes to the maintenance of normal blood glucose levels.

Digestion

9: Calcium contributes to the normal function of digestive enzymes. Biotin contributes to the maintenance of normal mucous membranes (e.g., intestinal mucosa).

Muscles

10: Calcium contributes to normal muscle function. Proteins contribute to the maintenance of muscle mass and an increase in muscle mass.

Healthy eyes

11: Vitamin A, riboflavin and zinc contribute to the maintenance of normal vision.