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Back營養師建議腎友嘗試低氮澱粉 補充熱量減少負擔
營養師建議腎友嘗試低氮澱粉 補充熱量減少負擔
Health
自由时报6d agoHealth2 min readChina

營養師建議腎友嘗試低氮澱粉 補充熱量減少負擔

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營養師曾建銘建議腎友可嘗試低氮澱粉,如冬粉、粉粿等,以補充熱量並減少腎臟負擔。他提醒並非所有澱粉都安全,糖尿病腎友需注意血糖,且已洗腎者不適用此飲食法。

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Why It Matters

腎臟病患者常被要求限制蛋白質攝取,但若熱量攝取不足,可能導致肌肉流失。營養師建議可嘗試低氮澱粉來補充熱量。

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營養師曾建銘在臉書粉專「吃對營養所|建銘營養師」表示,「營養師,醫生叫我少吃蛋白質,那我乾脆每餐少吃一點、餓肚子好了?」曾建銘強調「千萬不要!」臨床上最怕腎友限制了蛋白質,結果熱量吃不夠,導致身體反過來消耗寶貴的肌肉,越吃越虛弱。曾建銘建議可考慮嘗試「低氮澱粉」。

什麼是低氮澱粉?

曾建銘表示,低氮澱粉是「蛋白質極低、專門提供熱量」的澱粉。例如:冬粉、粉粿、西谷米、地瓜粉或低蛋白米麵。把它們替換掉部分主食,能幫你補足熱量,又不會增加腎臟排毒的負擔。曾建銘提出3避雷提醒:

1. 不是所有澱粉都很安全:像紅豆、綠豆、薏仁,或者是「三色豆」(青豆仁和玉米),它們的蛋白質其實不低,絕對不能當成無負擔的低氮澱粉。

2. 有糖尿病的腎友,請緊盯血糖:請記住「低氮不等於低糖」,冬粉、粉粿的本質還是澱粉,吃太多飯後血糖一樣會飆高,千萬別把一大碗冬粉湯當成友善餐。

3. 「已經洗腎」的人不適用:洗腎過程會流失營養,反而需要「多補充」優質蛋白質。如果洗腎了還狂吃低氮澱粉,會導致嚴重的營養不良跟肌肉流失。

曾建銘表示,低氮澱粉不是可以吃到飽的食物,而是幫你「留住肌肉、減少負擔」的調整工具。腎臟病飲食不是越少越好,吃得有策略才撐得住身體!

Open Questions

  • 低氮澱粉的具體份量建議為何?
  • 是否有其他低氮澱粉的替代品?

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This article was originally published by 自由时报.

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