臨床婦人科産科78巻7号

2024年07月発行

今月の臨床 臨床力をグッとUPさせる「貧血」の知識―鉄代謝の基礎から管理・治療の具体策まで 鉄代謝の基礎

食品からの鉄摂取量

著者： 庄司久美子¹

所属機関： ¹女子栄養大学栄養学部基礎栄養学

ページ範囲：P.576 - P.581

●食品中の鉄は，ヘモグロビンやミオグロビンに含まれる二価鉄のヘム鉄，植物性食品に含まれる三価鉄の非ヘム鉄，三価鉄のフェリチン鉄があり，ヘム鉄の吸収率は非ヘム鉄の吸収率の約3倍と報告されている．

●妊婦の鉄摂取量は，非妊娠女性の摂取量と同等であり，妊娠による鉄需要増大に応じて摂取量を増やせていない．

●鉄はさまざまな食品から摂取することができるため，食事バランスがよい者は鉄摂取量が多い．

参考文献

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