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Can coca leaves con...
Can coca leaves contribute to improving the nutritional status of the Andean population?
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Penny, Mary (författare)
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Zavaleta, Alfonso (författare)
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Lemay, Melanie (författare)
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visa fler...
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Liria, Maria Reyna (författare)
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Huaylinas, Maria Luisa (författare)
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- Alminger, Marie, 1957 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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McChesney, James (författare)
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Alcaraz, Franklin (författare)
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Reddy, Manju (författare)
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visa färre...
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(creator_code:org_t)
- 2009
- 2009
- Engelska.
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Ingår i: Food and Nutrition Bulletin. - 0379-5721. ; 30/2009:3, s. 205-216
- Relaterad länk:
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https://research.cha...
Abstract
Ämnesord
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- BACKGROUND: Coca leaves (Erythroxylum coca) have been promoted as a food that could address the dietary deficiencies of the Andean population, but this is based on nutrient analyses of a small sample of leaves. OBJECTIVE: We assessed the nutritional potential of eight samples of coca leaves grown in different regions of Peru. METHODS: We used AOAC techniques to measure nutrients, nutrient inhibitors (phytate, polyphenols, oxalic acid, and fiber), and alkaloid concentrations, all expressed per 100 g dry weight (DW) of the ground leaves. Minerals were measured by inductively coupled lasma- mass spectrometry in n twondependent laboratories. RESULTS: The leaves contained protein, , 20.28 g/1 0DW with lysine as the limiting amino acid; n-cbetarotene, 3.51 mg/100gDW ; vitamin E, 16.72 mg/100gDW ; trace amounts of vitamin D; calcium, 990.18 and 1033.17 mg/100 gDW at two different laboratories; iron, 29.16 and 29.16 mg/100 gDW; zinc, 2.71 and 2.63 mg/100 gDW; and magnesium, 225.19 and 196.69 mg/l001gDW Cocaine was the principal alkaloid, with a concentration of 0.56 g/100 gDW; other alkaloids were also identified. The results were compared with those for other edible leaves. The nutrient contributions of coca powder (5 g) and bread made with coca were compared with those of normal portions of alternative foods. CONCLUSIONS: Two spoonfuls of coca leaf flour would satisfy less than 10% of dietary intakes for schoolchildren and adults for critical commonly deficient nutrients in the diet. Coca leaves do not provide nutritional benefits when eaten in the recommended quantities, and the presence of absorbable cocaine and other alkaloids may be potentially harmful; hence coca leaves cannot be recommended as a food.
Ämnesord
- LANTBRUKSVETENSKAPER -- Lantbruksvetenskap, skogsbruk och fiske -- Jordbruksvetenskap (hsv//swe)
- AGRICULTURAL SCIENCES -- Agriculture, Forestry and Fisheries -- Agricultural Science (hsv//eng)
- NATURVETENSKAP -- Biologi (hsv//swe)
- NATURAL SCIENCES -- Biological Sciences (hsv//eng)
- MEDICIN OCH HÄLSOVETENSKAP -- Medicinska och farmaceutiska grundvetenskaper -- Andra medicinska och farmaceutiska grundvetenskaper (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Basic Medicine -- Other Basic Medicine (hsv//eng)
- NATURVETENSKAP -- Kemi -- Annan kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Other Chemistry Topics (hsv//eng)
Nyckelord
- Coca leaves
- polyphenols
- oxalic acid
- fiber
- alkaloid
- human nutrition
- phytate
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Penny, Mary
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Zavaleta, Alfons ...
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Lemay, Melanie
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Liria, Maria Rey ...
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Huaylinas, Maria ...
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Alminger, Marie, ...
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visa fler...
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McChesney, James
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Alcaraz, Frankli ...
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Reddy, Manju
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visa färre...
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