how much vitamin d should you give a newborn?
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If you're feeding your baby less than 32 ounces (about 1 liter) a day of vitamin D-fortified formula, give your baby 400 IU of liquid vitamin D a day — starting in the first few days after birth. Continue giving your baby vitamin D until he or she drinks at least 32 ounces (about 1 liter) a day.
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That same year, the Endocrine Society guideline on the treatment and prevention of vitamin D deficiency agreed with this 20 ng/ml level. But the guideline classified levels from 21 to 29 ng/ml as “insufficient” and recommended that people aim for a level of 30 ng/mL or higher.
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Although 4,000 IU (250 mcg) is set as the maximum amount of vitamin D you can take safely, several studies have shown that taking up to 10,000 IU (250 mcg) daily won't cause side effects ( 37 , 38 ). That said, taking more than 4,000 IU may provide no extra benefit.
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The recommended daily amount of vitamin D is 400 international units (IU) for children up to age 12 months, 600 IU for ages 1 to 70 years, and 800 IU for people over 70 years.
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Continue giving your baby vitamin D until you wean your baby and he or she drinks 32 ounces (about 1 liter) a day of vitamin D-fortified formula or, after age 12 months, whole cow's milk.
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While breast milk is the best source of nutrients for babies, it likely won't provide enough vitamin D. Your baby needs vitamin D to absorb calcium and phosphorus. Too little vitamin D can cause rickets, a softening and weakening of bones.
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Babies fed infant formula shouldn't be given a vitamin D supplement if they're having more than 500ml (about a pint) of infant formula a day, because infant formula is fortified with vitamin D and other nutrients. Children aged 1 to 4 years old should be given a daily supplement containing 10µg of vitamin D.
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So, continuing a vitamin D supplement once pregnant is good for both mom and baby. Research has shown that taking 2,000 – 4,000 IU of vitamin D is safe and effective in achieving a normal vitamin D level for pregnant women and preventing vitamin D deficiency in newborns.
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50,000 IU capsules are available by prescription only. If your blood levels are exceptionally low, you may need higher doses that should be used under the direction of a healthcare provider. In patients with vitamin D levels less than 20 ng/mL, start with 50,000 IUs of vitamin D3 once a week for 6 – 8 weeks.
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Regular sun exposure is the most natural way to get enough vitamin D. To maintain healthy blood levels, aim to get 10–30 minutes of midday sunlight, several times per week. People with darker skin may need a little more than this.
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For this reason, it's recommended to take vitamin D supplements with a meal to enhance absorption. According to one study in 17 people, taking vitamin D with the largest meal of the day increased vitamin D blood levels by about 50% after just 2–3 months ( 7 ).
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Excess vitamin D can also damage the kidneys. The daily upper limit for vitamin D is 25 mcg to 38 mcg (1,000 to 1,500 IU) for infants; 63 mcg to 75 mcg (2,500 to 3,000 IU) for children 1-8 years; and 100 mcg (4,000 IU) for children 9 years and older, adults, and pregnant and lactating teens and women.
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Vitamin D in pregnancy Consider taking 10 micrograms of vitamin D a day to keep your bones and muscles healthy. This is because you may not be getting enough vitamin D from sunlight if you're indoors most of the day. There have been some news reports about vitamin D reducing the risk of coronavirus.
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found that maternal 25(OH)D concentrations at 24–28 weeks of gestation were significantly lower in women with GDM [20]. They noted that 83% of GDM women had 25(OH)D levels <50 nmol/L (a cutoff often used to define vitamin D deficiency [21–24]) vs. 71% of controls.
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In the winter, in addition to high vitamin D food, adults should take additional vitamin D from foods or supplements to get at least 600 IU per day of vitamin D. People who have dark skin or avoid sunshine should eat more vitamin D year-round.
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In persons with vitamin D deficiency, treatment may include oral ergocalciferol (vitamin D2) at 50,000 IU per week for eight weeks. After vitamin D levels normalize, experts recommend maintenance dosages of cholecalciferol (vitamin D3) at 800 to 1,000 IU per day from dietary and supplemental sources.
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Simply adding an over-the-counter vitamin D supplement can make improvements in just three to four months' time. Vitamin D with a strength of 2000 international units daily is the recommended dose for most adults. However, you'll want to chat with your doctor to find what's right for you.