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Biological role and natural dietary sources of linoleic acid alongside its physicochemical characteristics

Nutritional Science Food & Ingredients Nutritional Impact On Health Dietary Fats And Health Nutritional Properties Nutritional Composition Unsaturated Fats Dietary Diversity Nutritional Planning Natural Compounds Diet Planning Dietary Fats
Mateusz Pawlak Author
2026-09-24 Date
3 min. read article.read_time
3 Chapters
The assemblage of lipids present in the human diet is marked by extraordinary richness in form and structural diversity. Their behavior under physical and chemical conditions, as well as their impact on bodily functions, is predominantly governed by the composition of individual fatty acids. Critical parameters—including carbon chain length, the degree of unsaturation derived from the number of double bonds, and their positional arrangement within the molecule—dictate the ultimate properties of fats composed of these compounds. Attributes such as malleability, melting point, and thermal decomposition temperature play a pivotal role in both culinary arts and nutritional planning. Moreover, these very characteristics serve as the foundation for developing systematic nomenclature and classification of edible fats. Among them, linoleic acid stands out as an unsaturated fatty acid of invaluable significance to human health.

Linolsäure

Linolsäure gehört zu den langkettigen Säuren Es enthält 18 Kohlenstoffatome in der Kette. Außerdem ist es ein Multasatinsäure, da es zwei doppelte Bindungen enthält Das erste davon befindet sich in Position n-6, also bei 6 Kohlenwasseratomen, was bedeutet, dass es zu den Omega-6 Säuren gehört. In der Praxis bedeutet dies, dass Linosäure einen flüssigen Fettkonstinkt fördert, der sich auf hohe Temperaturen und Sauerstoff auswirkt und somit einen Verlust an Lebens- und kulinarischem Wert auswirft.

Linolsäure Wirkung

Linolsäure (LA) ist Repräsentant einer für den Menschen wichtigen Familie von mehrfach ungesättigten Säuren, genauer gesagt von Omega-6 Säuren. Diese Gruppe gehört zu den NNKT, also den essentiellen ungesattigten Fettsäuren, die mit Nahrung in den Körper geliefert werden müssen, da sie nicht von Menschen synthetisiert werden. Die gesamte Familie von NNKTs mit Linsäure auf dem Kopf sind allgemein bekannt als gesundheitlich vorteilhaft. Ein Aspekt, auf den sich die wichtigste Aufmerksamkeit richtet, indem LA nur auf die Gesundheit des Herz-Kreislauf-Systems bezieht.

Linolsäure Auftreten

Es wird jedoch geschätzt, dass in der polnischen Bevölkerung die Einnahme von Lino-Fettsäuren überwiegend von Pflanzenfett abhängt. Die reichsten Quellen sind Weinfettöl, Weisselnöl, Saffronöl und Sojaöl und Sonnenleuchtenöl. Einige Mengen sind auch in Schnapsöl und sogar in Sumpföl enthalten. Bei tierischen Quellen hängt der Inhalt von der Ernährung der Tieren ab.
Mateusz Pawlak

Mateusz Pawlak

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