Is a vitamin D level of 90 too high?
Is a vitamin D level of 90 too high?
Experts however believe that the lower limit of adequate 25[OH]D levels should be 30 ng/mL [13]….Table 2.
| 25[OH] Level (ng/mL) | 25[OH]D Level (nmoL/L) | Laboratory Diagnosis |
|---|---|---|
| 20–32 | 50–80 | Insufficiency |
| 54–90 | 135–225 | Normal in sunny countries |
| >100 | >250 | Excess |
| >150 | >325 | Intoxication |
What are the symptoms of lack of vitamin D?
Symptoms of vitamin D deficiency can include muscle weakness, pain, fatigue and depression….Can you ever have too much vitamin D?
- Nausea.
- Increased thirst and urination.
- Poor appetite.
- Constipation.
- Weakness.
- Confusion.
- Ataxia (a neurological condition that may cause slurring of words and stumbling).
What should a woman’s vitamin D level be?
A level of 20 nanograms/milliliter to 50 ng/mL is considered adequate for healthy people. A level less than 12 ng/mL indicates vitamin D deficiency.
Is circulating 1 25 OH 2D a good indicator of vitamin D deficiency?
In contrast to 25 (OH)D, circulating 1,25 (OH)2D is generally not a good indicator of vitamin D status because it has a short half-life measured in hours, and serum levels are tightly regulated by parathyroid hormone, calcium, and phosphate [ 1 ]. Levels of 1,25 (OH)2D do not typically decrease until vitamin D deficiency is severe [ 2 ].
What are the long term effects of vitamin D supplementation?
Research suggests that long-term vitamin D supplementation reduces the risk of multiple sclerosis. Osteomalacia. Vitamin D supplements are used to treat adults with severe vitamin D deficiency, resulting in loss of bone mineral content, bone pain, muscle weakness and soft bones (osteomalacia). Osteoporosis.
What are the health benefits of vitamin D for adults?
Research on vitamin D use for specific conditions shows: Cancer. Research suggests that vitamin D, especially when taken with calcium, might help prevent certain cancers. Cognitive health. Early research suggests that vitamin D might play a role in cognitive health. Inherited disorders.
What is the Recommended Dietary Allowance (DV) for vitamin D?
The FDA developed DVs to help consumers compare the nutrient contents of foods and dietary supplements within the context of a total diet. The DV for vitamin D is 20 mcg (800 IU) for adults and children aged 4 years and older [ 26 ].
