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Universidad de Córdoba BIODISPONIBILIDAD MINERAL DE ...

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Biodisponibilidad mineral <strong>de</strong> menús escolares<br />

ring by hemeoxygenase enzyme action entering to sanguine torrent together<br />

with nonheme as an iron pool (Carpenter & Mahoney, 1992).<br />

Heme iron is principally provi<strong>de</strong>d by meat, fish and blood-<strong>de</strong>rived foods<br />

(table 1). A higher amount of heme iron in red meat products compared with<br />

poultry products can be observed. Dietary heme iron is important in iron<br />

nutrition because factors like phytates and fiber do not interfere with its<br />

absorption and it is much better absorbed (>15%) than nonheme iron (

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