Genetics - The Foundation of Our Bodies
ca. 5 Minuten
We have summarized what genetics is all about in this article. Find out how your DNA, your genes and epigenetic factors work together. Discover what DNA replication, genome structure, chromosome structure and individual differences mean.
Genes influence not only our appearance and physical abilities, but also our risk of certain diseases. Each cell in your body contains around three trillion letters of genetic information. This DNA consists of numerous genes, which in turn are made up of base pairs. DNA contains all the blueprints your body needs to function - from cell division and metabolism to responding to environmental influences.
Want to know how many chromosomes a person has? There are 46 - and they contain all your genetic information. These chromosomes are spiral structures made up of DNA and proteins that ensure your biological processes run smoothly. Find out more on our DNA science page.
The Building Blocks of DNA - How Genes Are Structured
A gene is a section of DNA made up of a specific sequence of the four bases A, T, G and C: adenine, thymine, guanine and cytosine. These bases determine genetic information and can vary in their combinations, leading to 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 not only determine visible traits, but also influence how well you process certain nutrients, how your body responds to medication, and which types of exercise are good for you. This is 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 potential. But only modern DNA analyses like our DNA metabolism tests can reveal more complex connections - for example, the genetic foundations of your metabolism.
These insights are crucial when it comes to your personal preventive healthcare. A metabolism test tailored to your genetic needs can help you not only lose weight, but also improve your energy levels, digestion, and overall well-being over the long term.
Understanding DNA: What Is a Genome?
The genome is the complete set of all genes in the human body. Yet on its own, it doesn’t explain why certain diseases develop or why twins age differently despite having the same genes. This is where epigenetics comes in: it explores how environmental factors affect gene activation—without changing the actual sequence of DNA.
Our lifestyle, diet, and even psychological stress can affect which genes are “switched on” or “switched off” and when. This explains why people with identical genes—such as twins—age differently or experience different courses of disease. This dynamic regulation is the key to personalized preventive healthcare.
Epigenetics: Influence Without Changing DNA
Epigenetics studies how lifestyle, stress, the environment, or diet alter gene activation. These insights aren’t science fiction, but modern science. Without changing the DNA itself, chemical processes control 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 thus contribute to disease over the long term. On the other hand, a healthy lifestyle can trigger positive epigenetic effects—so you can influence how active certain genes are.
That’s why it’s important not only to understand 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 – a professional DNA analysis helps you understand how your body works. Find out, for example, which vitamins you especially need or how your body responds to fat or carbohydrates.
With the NutriCare INFINITY DNA Test, you can find out which foods are good for you, how your metabolism works, and how you can optimize your diet. You also receive a personalized 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 based and 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 personalized DNA analysis enables you to improve your eating habits over the long term and actively reduce symptoms such as fatigue, digestive problems, or skin problems.
This form of nutrigenetics makes your everyday life more predictable and healthier. You learn to understand your body better – and positively influence it through targeted nutrition. Your path to better health begins with a DNA test from our product overview – simple, safe, and scientifically based.
Scientific references on DNA & genetics
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Watson JD, Crick FH. Molecular structure of nucleic acids. Nature, 1953.
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Venter JC et al. The sequence of the human genome. Science, 2001.
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Lander ES et al. Initial sequencing and analysis of the human genome. Nature, 2001.
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Feil R, Fraga MF. Epigenetics and the environment: emerging patterns and implications. Nature Reviews Genetics, 2012.
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Zeevi D et al. Personalized nutrition by prediction of glycemic responses. Cell, 2015.
