必需氨基酸在一些食物中自然存在,不能由人体制造。

必需氨基酸存在于我们所食用的食物中,人体无法产生这种物质。在二十种氨基酸中,有九种被认为是必需的氨基酸。这些包括:组氨酸、异亮氨酸、赖氨酸、蛋氨酸、苯丙氨酸、苏氨酸、色氨酸和缬氨酸。

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