Degradation of chlorophyll in model preparations

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  • G. W. Büch
  • R. G. Berger

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Original languageEnglish
Pages (from-to)109-112
Number of pages4
JournalDeutsche Lebensmittel-Rundschau
Volume94
Issue number4
Publication statusPublished - Apr 1998

Abstract

When chlorophyll was dark-stored in coconut butter and the semi-synthetic triacylglycerol Miglyol the samples were more stable than the mixture with sunflower oil. Light exposed chlorophyll (3.000 lux) was more stable in sunflower oil. Co-extracted plant constituents apparently decreased the stability of chlorophyll in the coconut butter model. An addition of α-tocopherol up to levels of 630 ing kg-1 improved the storability of crude chlorophyll preparations and of light exposed mixtures with coconut butter. The synergistic activity of lecithins (600 mg kg-1) correlated with their contents of phosphatidyl choline and yielded coconut butter/chlorophyll mixtures with a half life time of 24 days (3.000 lux 40°C) as compared to <20 hours for the non-supplemented chlorophyll/ coconut butter mixture.

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Degradation of chlorophyll in model preparations. / Büch, G. W.; Berger, R. G.
In: Deutsche Lebensmittel-Rundschau, Vol. 94, No. 4, 04.1998, p. 109-112.

Research output: Contribution to journalArticleResearchpeer review

Büch, GW & Berger, RG 1998, 'Degradation of chlorophyll in model preparations', Deutsche Lebensmittel-Rundschau, vol. 94, no. 4, pp. 109-112.
Büch, G. W., & Berger, R. G. (1998). Degradation of chlorophyll in model preparations. Deutsche Lebensmittel-Rundschau, 94(4), 109-112.
Büch, G. W. ; Berger, R. G. / Degradation of chlorophyll in model preparations. In: Deutsche Lebensmittel-Rundschau. 1998 ; Vol. 94, No. 4. pp. 109-112.
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AB - When chlorophyll was dark-stored in coconut butter and the semi-synthetic triacylglycerol Miglyol the samples were more stable than the mixture with sunflower oil. Light exposed chlorophyll (3.000 lux) was more stable in sunflower oil. Co-extracted plant constituents apparently decreased the stability of chlorophyll in the coconut butter model. An addition of α-tocopherol up to levels of 630 ing kg-1 improved the storability of crude chlorophyll preparations and of light exposed mixtures with coconut butter. The synergistic activity of lecithins (600 mg kg-1) correlated with their contents of phosphatidyl choline and yielded coconut butter/chlorophyll mixtures with a half life time of 24 days (3.000 lux 40°C) as compared to <20 hours for the non-supplemented chlorophyll/ coconut butter mixture.

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