The tomato: Much more than just red – A nutritional powerhouse
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Introduction: The unassuming power fruit
The tomato (botanically a fruit, culinarily a vegetable) is indispensable in our kitchens. But behind its juicy sweetness and vibrant red color lies a nutritional marvel. It is not only low in calories and refreshing, but also a true treasure trove of vitamins and, above all, phytochemicals that significantly support our health.
Lycopene: The superstar among ingredients
The most important nutritional component in tomatoes is lycopene . Lycopene belongs to the group of carotenoids and is the substance that gives tomatoes their intense red color.
What makes lycopene so valuable?
Lycopene is an extremely potent antioxidant . This means it is able to neutralize free radicals in the body. These free radicals are produced by metabolic processes and environmental pollution and can cause cell damage, which, among other things, promotes aging processes and chronic diseases.
Studies suggest that lycopene may have a protective effect, particularly with regard to:
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Cardiovascular health: It can help lower LDL cholesterol levels and thus reduce the risk of heart disease.
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Cancer protection: Lycopene is being intensively researched in the context of the prevention of certain types of cancer (especially prostate and lung cancer).
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Skin protection: It can protect the skin from the inside out against damage caused by UV rays.
🔥 A technological advantage: Cooking makes lycopene better!
Here's the interesting twist from a nutritional technology perspective: The bioavailability of lycopene – that is, how well our body can absorb and utilize the substance – is significantly higher in processed tomato products than in raw tomatoes.
Why is that?
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Structural disruption (processing): Crushing and heating (e.g., in the production of tomato paste, juice, or our creamy tomato soup) breaks down the cell walls of the tomato. This releases the lycopene, which would otherwise be tightly enclosed in the cell matrix.
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Conversion (isomerization): The heat converts lycopene from its natural trans form to the cis form. The cis form is more easily absorbed by the human intestine.
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Fat boost: Lycopene is fat-soluble. Adding a little fat (like olive oil in a sauce or our soup) multiplies its absorption in the intestines many times over.
Tip: Tomato paste, strained tomatoes or tomato soups are true lycopene bombs – especially if you heat them with some high-quality oil.
🥗 Other valuable ingredients
Besides lycopene, tomatoes are also a source of other important nutrients:
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Vitamin C: An important antioxidant that supports our immune system.
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Potassium: Essential for regulating blood pressure and muscle function.
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Dietary fiber: Contributes to satiety and promotes healthy bowel function.
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Extremely low in calories: Tomatoes consist of over 90% water, making them an ideal food for a balanced diet (typically only about 20 kcal per 100 g).
Conclusion: Red is the new green
The tomato is an excellent example of how an everyday food can have its nutritional benefits enhanced through simple preparation. Whether raw in a salad or cooked in a creamy soup, the tomato is an essential component of a healthy, colorful, and lycopene-rich diet.
How do you like to incorporate tomatoes into your diet? We look forward to your comments!