维他命B12是人体必需的营养素。然而，血液B12水平过高可能是某些潜在疾病的预警信号。
Copyright© 2000 - 2026 The Epoch Times Association Inc. All Rights Reserved.
地址: Suite 300 Level 3/489 Toorak Road, Toorak VIC 3142 电话: 03 9898 8188 电邮: (编辑部) editor_vic@epochtimes.com.au (广告部) sales_vic@epochtimes.com.au