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Omega-3 og Omega-6 fedtsyrer

Omega-3 og Omega-6 fedtsyrer. Omega-3 fedtsyre. cis,cis,cis-9,12,15-octadecadiensyre(linolensyre) 18:3, n-3. Omega-6 fedtsyre. cis,cis-9,12-octadecandiensyre(linolsyre) 18:2,n-6 :. Hvorfor skal vi have dem?. Kroppen kan af alfa-linolensyre og linolsyre, danne alle essentielle fedtsyrere

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Omega-3 og Omega-6 fedtsyrer

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  1. Omega-3 og Omega-6 fedtsyrer

  2. Omega-3 fedtsyre • cis,cis,cis-9,12,15-octadecadiensyre(linolensyre) 18:3, n-3

  3. Omega-6 fedtsyre • cis,cis-9,12-octadecandiensyre(linolsyre)18:2,n-6 :

  4. Hvorfor skal vi have dem? • Kroppen kan af alfa-linolensyre og linolsyre, danne alle essentielle fedtsyrere • Omega-3 medfører mindre risiko for blodpropper • Omega-3, fiskeolier, ,medfører øget indhold af ”det gode kolesterol”, HDL(high density lipoprotein) • Forstadier til Prostaglandiner - ”vævshomoner” hjælper med: funktion i celler, regulerer bl.a. insulinproduktion, øger immunkapacitet mm.

  5. Kalorieindtaget • Protein: 10-15% • Kulhydrat: 55-60%, højst 10% tilsat sukker • Fedt 30%: • Mættede fedtsyrer < 10% • Monoumættede fedtsyre:10-15% • Polyumættede fedtsyre: 7-10%

  6. Hvor findes de?

  7. Omega-6: LA(Linonsyre) GLA(Gamma-linolen-syre) DGLA PGH2(Prostagladin H2) PGE1(Prostagladin E1) Omega-3: ALA(Alfalinolensyre) AA(Arachidonsyre) EPA(Eicosapentaensyre) DHA(Docosahexaensyre) PGE4(Prostagladin E4) Omdannelse til Prostagladin

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