Genetics – the foundation of our body

We have summarized what genetics is all about for you in this article. Find out how your DNA, genes, and epigenetic factors work together. Discover what DNA replication, genome structure, chromosome structure, and individual differences mean.

Genes influence not only our appearance or physical abilities, but also the risk of certain diseases. Every cell in your body contains around three trillion letters of genetic information. This DNA consists of numerous genes, which in turn are built from base pairs. DNA contains all the blueprints your body needs to function – from cell division and metabolism to responses to environmental influences.

Do you want to know how many chromosomes a person has? There are 46 – and they contain all your genetic information. These chromosomes are spirally coiled structures made up of DNA and proteins that ensure your biological processes run smoothly. You can find out more on our DNA science page.

Building blocks of DNA – how genes are structured

A gene is a section of DNA and consists of a specific sequence of the four bases A, T, G, and C: adenine, thymine, guanine, and cytosine. These bases determine genetic information, and their combinations can vary, resulting in individual differences between people – even though we are 99% genetically identical. The differences often lie in tiny mutations or epigenetic modifications that can activate or deactivate certain genes.

These variations determine not only visible traits, but also influence how well you process certain nutrients, how your body responds to medications, or which forms of exercise are beneficial for you. This is exactly where modern genetic tests come in, helping you better understand your genetic profile.

Genetics & physical traits

Since the human genome was decoded in 2003, we have known that our genes determine many visible traits: hair color, eye color, skin type, and even our athletic predisposition. However, it is only through modern DNA analyses, such as our DNA metabolism tests, that more complex connections can be decoded – for example, the genetic foundations of your metabolism.

These insights are crucial when it comes to your personal health prevention. A metabolism test tailored to your genetic needs not only helps you lose weight, but also helps you improve your energy levels, digestion, and overall well-being in the long term.

Understanding DNA: What is a genome?

The genome is the entirety of all genes in the human body. Nevertheless, it alone does not explain why certain diseases develop or why twins with identical genes age differently. This is where epigenetics comes in: it investigates how environmental factors influence gene activation – without changing the actual sequence of the DNA.

Our lifestyle, diet, and even psychological stress can influence which genes are “switched on” or “switched off” and when. This explains why genetically identical people – such as twins – age differently or experience different courses of disease. This dynamic regulation is the key to personalized health prevention.

Epigenetics: influence without changing DNA

Epigenetics examines how lifestyle, stress, the environment, or diet alter gene activation. These findings are not science fiction, but modern science. Without changing the DNA itself, chemical processes regulate which genes are activated or deactivated – and this affects, among other things, your metabolism.

For example, a chronically poor diet can lead to inflammatory processes that deactivate certain genes and thereby promote diseases in the long term. Conversely, a healthy lifestyle can trigger positive epigenetic effects – so you can influence how active certain genes are yourself.

That is why it is important not only to know the DNA itself, but also how it behaves in everyday life. Our DNA metabolism tests help you better understand your gene activity – and influence it in a targeted way.

DNA test for your health and well-being

Whether athletic performance, skin aging, or nutrient utilization – with a professional DNA analysis, you can understand how your body functions. Find out, for example, which vitamins you particularly need or how your body responds to fat or carbohydrates.

With the NutriCare INFINITY DNA test, you can discover which foods are beneficial for you, how your metabolism works, and how you can optimize your diet. You will also receive a personal nutrition profile with recipes, tips, and clear recommendations based on your individual genetic profile.

A genetic test like this provides valuable insights for long-term health strategies – scientifically sound and individually tailored to you.

Your everyday life with nutrigenetics

Our genetic insights are incorporated into the NutriCare INFINITY DNA test – including a personalized nutrition plan and cookbook. This genetic test shows you which foods you tolerate well and where your diet can be adjusted. The individual DNA analysis enables you to improve your eating habits over the long term and actively reduce symptoms such as fatigue, digestive problems, or skin issues.

Through this form of nutrigenetics, your everyday life becomes more predictable and healthier. You learn to better understand your body – and positively influence it through targeted nutrition. Your journey to better health begins with a DNA test from our product overview – simple, safe, and scientifically sound.

Scientific references on DNA & genetics

Watson JD, Crick FH. Molecular structure of nucleic acids. Nature, 1953.
Venter JC et al. The sequence of the human genome. Science, 2001.
Lander ES et al. Initial sequencing and analysis of the human genome. Nature, 2001.
Feil R, Fraga MF. Epigenetics and the environment: emerging patterns and implications. Nature Reviews Genetics, 2012.
Zeevi D et al. Personalized nutrition by prediction of glycemic responses. Cell, 2015.