Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter

This study investigated the α- and β-carotene content and provitamin A value of four leafy vegetables sold at local and street markets in Viçosa, MG, Brazil, in the spring and winter of 2002. Carotenoids were analyzed by high-performance liquid chromatography. α-Carotene w...

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Main Authors: Pollyanna Costa Cardoso, Ceres Mattos Della Lucia, Paulo César Stringheta, José Benício Paes Chaves, Helena Maria Pinheiro-Sant'Ana
Format: Article
Language:English
Published: Universidade de São Paulo 2009-09-01
Series:Brazilian Journal of Pharmaceutical Sciences
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000300019
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spelling doaj-5efea488a8b74ee29c096ba51ab478932020-11-24T21:52:09ZengUniversidade de São PauloBrazilian Journal of Pharmaceutical Sciences1984-82502175-97902009-09-0145352753710.1590/S1984-82502009000300019Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winterPollyanna Costa CardosoCeres Mattos Della LuciaPaulo César StringhetaJosé Benício Paes ChavesHelena Maria Pinheiro-Sant'AnaThis study investigated the &#945;- and &#946;-carotene content and provitamin A value of four leafy vegetables sold at local and street markets in Viçosa, MG, Brazil, in the spring and winter of 2002. Carotenoids were analyzed by high-performance liquid chromatography. &#945;-Carotene was detected in all samples sold during spring, but was only present in a few samples of smooth and curly lettuce and kale in winter. &#946;-Carotene was found in marked quantities in all leafy vegetables analyzed. Duncan's test (&#945; = 5%) showed significantly higher &#945;-carotene content in curly lettuce and vitamin A value in large-leaved watercress in the spring. Mean &#946;-carotene content and vitamin A value were 7544, 8751, 2584, 2792, 8193, and 5338 &#956;g/100 g and 666, 760, 227, 238, 698, and 460 &#956;g RAE/100 g in large-leaved and hydroponic watercress, smooth and curly lettuce, kale and spinach, respectively. All leafy vegetables analyzed represent important sources of provitamin A and supply an important part of the daily requirements of children and adults.<br>Investigou-se o conteúdo de &#945; e &#946;-caroteno e avaliou-se o valor pro-vitamínico A de quatro hortaliças folhosas comercializadas em mercados locais e feira- livre de Viçosa, MG durante a primavera e o inverno de 2002. Os carotenóides foram analisados por Cromatografia Líquida de Alta Eficiência (CLAE). O &#945;-caroteno foi detectado em todas as amostras analisadas na primavera, porém no inverno, somente algumas amostras de alface crespa e lisa, e couve apresentaram tal carotenóide. O &#946;-caroteno foi encontrado, em quantidades apreciáveis, em todas as hortaliças folhosas analisadas. O teste de Duncan (&#945;=5%) detectou que o conteúdo de &#945;-caroteno em alface crespa e o valor de vitamina A em agrião de folha larga foram estatisticamente superiores na primavera. Os teores médios de &#946;-caroteno e de valor de vitamina A para agrião de folha larga e hidropônico, alface crespa e lisa, couve e espinafre foram: 7544; 8751; 2584; 2792; 8193; 5338 &#956;g/100g e 666; 760; 227; 238; 698; 460 &#956;g RAE/100g, respectivamente. Todas as hortaliças folhosas analisadas constituem importantes fontes de provitamina A e suprem grande parte das recomendações diárias de crianças e adultos.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000300019&#945;-caroteno&#946;-carotenoHortaliças folhosasPró-vitamina A&#945;-Carotene&#946;-CaroteneLeafy vegetablesProvitamin A
collection DOAJ
language English
format Article
sources DOAJ
author Pollyanna Costa Cardoso
Ceres Mattos Della Lucia
Paulo César Stringheta
José Benício Paes Chaves
Helena Maria Pinheiro-Sant'Ana
spellingShingle Pollyanna Costa Cardoso
Ceres Mattos Della Lucia
Paulo César Stringheta
José Benício Paes Chaves
Helena Maria Pinheiro-Sant'Ana
Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter
Brazilian Journal of Pharmaceutical Sciences
&#945;-caroteno
&#946;-caroteno
Hortaliças folhosas
Pró-vitamina A
&#945;-Carotene
&#946;-Carotene
Leafy vegetables
Provitamin A
author_facet Pollyanna Costa Cardoso
Ceres Mattos Della Lucia
Paulo César Stringheta
José Benício Paes Chaves
Helena Maria Pinheiro-Sant'Ana
author_sort Pollyanna Costa Cardoso
title Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter
title_short Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter
title_full Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter
title_fullStr Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter
title_full_unstemmed Carotene and provitamin A content of vegetables sold in Viçosa, MG, Brazil, during spring and winter
title_sort carotene and provitamin a content of vegetables sold in viçosa, mg, brazil, during spring and winter
publisher Universidade de São Paulo
series Brazilian Journal of Pharmaceutical Sciences
issn 1984-8250
2175-9790
publishDate 2009-09-01
description This study investigated the &#945;- and &#946;-carotene content and provitamin A value of four leafy vegetables sold at local and street markets in Viçosa, MG, Brazil, in the spring and winter of 2002. Carotenoids were analyzed by high-performance liquid chromatography. &#945;-Carotene was detected in all samples sold during spring, but was only present in a few samples of smooth and curly lettuce and kale in winter. &#946;-Carotene was found in marked quantities in all leafy vegetables analyzed. Duncan's test (&#945; = 5%) showed significantly higher &#945;-carotene content in curly lettuce and vitamin A value in large-leaved watercress in the spring. Mean &#946;-carotene content and vitamin A value were 7544, 8751, 2584, 2792, 8193, and 5338 &#956;g/100 g and 666, 760, 227, 238, 698, and 460 &#956;g RAE/100 g in large-leaved and hydroponic watercress, smooth and curly lettuce, kale and spinach, respectively. All leafy vegetables analyzed represent important sources of provitamin A and supply an important part of the daily requirements of children and adults.<br>Investigou-se o conteúdo de &#945; e &#946;-caroteno e avaliou-se o valor pro-vitamínico A de quatro hortaliças folhosas comercializadas em mercados locais e feira- livre de Viçosa, MG durante a primavera e o inverno de 2002. Os carotenóides foram analisados por Cromatografia Líquida de Alta Eficiência (CLAE). O &#945;-caroteno foi detectado em todas as amostras analisadas na primavera, porém no inverno, somente algumas amostras de alface crespa e lisa, e couve apresentaram tal carotenóide. O &#946;-caroteno foi encontrado, em quantidades apreciáveis, em todas as hortaliças folhosas analisadas. O teste de Duncan (&#945;=5%) detectou que o conteúdo de &#945;-caroteno em alface crespa e o valor de vitamina A em agrião de folha larga foram estatisticamente superiores na primavera. Os teores médios de &#946;-caroteno e de valor de vitamina A para agrião de folha larga e hidropônico, alface crespa e lisa, couve e espinafre foram: 7544; 8751; 2584; 2792; 8193; 5338 &#956;g/100g e 666; 760; 227; 238; 698; 460 &#956;g RAE/100g, respectivamente. Todas as hortaliças folhosas analisadas constituem importantes fontes de provitamina A e suprem grande parte das recomendações diárias de crianças e adultos.
topic &#945;-caroteno
&#946;-caroteno
Hortaliças folhosas
Pró-vitamina A
&#945;-Carotene
&#946;-Carotene
Leafy vegetables
Provitamin A
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1984-82502009000300019
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