也还是只推荐成年人600IU每天的摄入量。(最大摄入量是4000IU，5000IU已经超了。)
We wanted to investigate vitamin D in low-risk prostate cancer.The objective of the study was to determine whether vitamin D(3) supplementation at 4000 IU/d for 1 yr is safe and would result in a decrease in serum levels of prostate-specific antigen (PSA) or in the rate of progression....
Serum concentrations of vitamin D metabolites were measured in 30 epileptic outpatients on monotherapy with carbamazepine before and during treatment with either vitamin D 2 or vitamin D 3 , 4000IU per day for 24 weeks. Vitamin D 2 treatment increased the serum concentration of 25OHD 2 , but ...
For adults, vitamin D intake of 100 mcg (4000 IU)/day is physiologic and safe. The adequate intake (AI) for older adults is 15 mcg (600 IU)/day, but there has been no report focusing on use of this dose. We compared effects of these doses on biochemical
The safe upper intake level of vitamin D is 100 mcg per day (4000 IU per day). Taking too much vitamin D carries risks such as: Nausea and vomiting Increased blood calcium levels Calcinosis (deposit of calcium crystals in soft tissues, such as the kidneys, heart, or lungs) Organ dysfunct...
我觉得可能跟维d身体水平有关，前几天去同仁查了 现在改为每天5000，或者隔天5000。就这样。
In comparison, Vieth observed in non-pregnant adults that 4000 IU/day led to an increase in mean [25(OH)D] from 38 to 96 nmol/L at steady-state[16]. Thus, from a pharmacokinetic standpoint, the Hollis et al. findings are in accord with our conclusion that pregnancy does not ...
Talk to your healthcare provider if you have a medical condition that might benefit from taking vitamin D3 supplements. The upper limit for safe vitamin D supplementation is 4,000 IU per day. Do not take more than this unless directed by your healthcare provider. ...
Health benefits of vitamin D, without increasing the risk of overdose, were demonstrated by plasma 25(OH)D levels of 75 to 110 nmol/l, obtained in the range of 1800 to 4000 IU vitamin D3 intakes per day [15]. it is noteworthy that although the study intervention was limited to ...
Vitamin D3 (4000 IU)- 100 Capsules Vitamin D is a precursor hormone — the building block of a powerful steroid hormone in your body called calcitriol. As a hormone, calcitriol controls phosphorus, calcium, and bone metabolism and neuromuscular function in the body. ...