Is 2000-4000IU per day too much?

A Qucik googled as: 

The recommended amount of vitamin D per day varies by age and sex, and is as follows:
  • Adults 19–70 years: 600 IU (15 mcg) per day
  • Adults over 70 years: 800 IU (20 mcg) per day
  • Infants 0–6 months: 1,000 IU/day (25 mcg/day)
  • Babies 7–12 months: 1,500 IU/day (38 mcg/day)
  • Children 1–3 years: 2,500 IU/day (63 mcg/day)

所有跟帖: 

No not at all。大部分人都缺,800 won’t do anything -落花飄零- 給 落花飄零 發送悄悄話 落花飄零 的博客首頁 (0 bytes) () 09/25/2024 postreply 22:11:11

我的是1000, 驗血鈣和Vd3 都正常,可是我早就骨質疏鬆了 -Waterchase- 給 Waterchase 發送悄悄話 (0 bytes) () 09/26/2024 postreply 06:26:30

維生素d正常不代表不會骨質疏鬆啊 -落花飄零- 給 落花飄零 發送悄悄話 落花飄零 的博客首頁 (0 bytes) () 09/26/2024 postreply 06:42:08

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