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Vitamin D recommendations depending on age. Age group in years. Public Intake Recommendations for Vitamin D (Institute of Medicine, NAM) Public Intake Recommendations for Vitamin D (IOF) 0-1 * Not assessed. 1-59. 600 IU/day. Not assessed. 60-70. 600 IU/day. 800 - 1000 IU/day. 71+ 800 IU/day. 800 - 1000 IU/day. Target 25(OH)D level. 50 nmol/l ...
- Older Adults
- People with Darker Skin
- Those Who Live Farther Away from The Equator
- People with Medical Conditions That Reduce Fat Absorption
There are many reasons why people need to consume more vitamin D with age. For starters, your skin gets thinner as you grow older. This makes it harder for your skin to make vitamin D3 when it is exposed to sunlight (37Trusted Source). Older people also often spend more time indoors. This means they get less exposure to sunlight, which is the best ...
Research shows that people with darker skin are more prone to vitamin D deficiency (39Trusted Source, 40Trusted Source). This is because they have more melanin in their skin — a pigment that helps determine skin color. Melanin helps protect the skin from the sun’s UV rays (41Trusted Source). However, it also reduces the body’s ability to make vitam...
Countries close to the equator get plenty of sunlight all year round. Conversely, countries farther away from the equator get less sunlight all year round. This can cause low blood vitamin D levels, especially during winter months when there is even less sunlight. For instance, a 2007 study of Norwegians discovered that they don’t produce much vita...
Because vitamin D is fat-soluble, it relies on the gut’s ability to absorb fat from the diet. Thus, people who have medical conditions that reduce fat absorption are prone to vitamin D deficiencies. These include inflammatory bowel disease (Crohn’s disease and ulcerative colitis), liver disease, and people who have had bariatric surgery (14Trusted ...
Dec 10, 2021 · Recommended Daily Dose (IU/d) Recommended Intermittent Dose Upper Tolerable Daily Dose (IU) Infants < 6 months: 400–600 – 1000: Infants 6–<12 months: 600–800 – 1000: Children 1–10 yrs. 600–1000 – 2000: Teens 11–<18 yrs. 800–2000: 25,000 IU in 5–2 weeks: 4000: Adults 18–<75 yrs. 1000–2000: 25,000 IU in 4–2 weeks: 4000 ...
- Andrius Bleizgys
- Nutrients. 2021 Dec; 13(12): 4415.
- 10.3390/nu13124415
- 2021/12
Aug 10, 2023 · Taking a multivitamin with vitamin D may help improve bone health. The recommended daily amount of vitamin D is 400 international units (IU) for children up to age 12 months, 600 IU for people ages 1 to 70 years, and 800 IU for people over 70 years.
Oct 2, 2023 · For vitamin D levels between 25 nmol/L and 75 nmol/L, the recommended dosage for adults is still 50,000 IU once weekly for 8 weeks. The recommended dosage for children ages 11 and older is 25,000 IU once weekly for 8 weeks.
Fabien Chombart. Actor: Nécrologies. Fabien Chombart was born on 28 October 1976. He is an actor and composer, known for Nécrologies (2018), Cosmos (2011) and Alberto Express (1990).
Mar 15, 2010 · Infants who are breastfed and children and adolescents who consume less than 1 L of vitamin D–fortified milk per day will likely need supplementation to reach 400 IU of vitamin D per day.
