Unverified88% confidenceDecision RuleTime unknown
真菌来源淀粉酶(Aspergillus oryzae)在胃酸pH2-4环境下仍保持活性,而胰淀粉酶最适pH为6.7-7.0会被胃酸大量灭活,因此需在胃部消化的场景优先选真菌淀粉酶
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88%
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Long-term
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Unverified真菌来源α-淀粉酶(如米曲霉Aspergillus oryzae)在胃部酸性环境(pH 3-5)中活性保留优于胰淀粉酶,无需肠溶包衣即可随餐服用;胰腺来源淀粉酶需肠溶剂型保护否则大部分被胃酸灭活87% similarUnverified淀粉酶最适pH约在5.5-7,胃酸环境(pH1.5-3.5)会使无肠溶包衣的裸酶大量失活;选购时优先带肠溶衣或微囊化剂型,或选择明确标注耐酸的真菌来源淀粉酶(Aspergillus oryzae)85% similarUnverified胰酶(胰脂肪酶等动物源酶)在胃酸(pH<4)环境下会失活,选择肠溶包衣(enteric-coated)剂型可保护酶活性直达小肠;而植物/真菌源酶(如曲霉菌脂肪酶)在pH2-11宽范围内稳定,无需肠溶包衣76% similarUnverified植物源/微生物源酶(如曲霉菌来源)在胃酸环境(pH2-5)仍保持活性,无需肠溶包衣即可在胃内开始工作;动物源胰酶(胰蛋白酶、胰脂肪酶)遇胃酸易失活,必须选肠溶包衣剂型75% similarUnverified微生物来源(曲霉/黑曲霉)淀粉酶在弱酸性胃环境pH3-5仍保持活性,比植物来源(如麦芽淀粉酶)耐胃酸,胃酸正常人群优先选微生物来源75% similar
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