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RDA (Recommended Dietary Allowance) for vitamin D is as follows: 800 IU needed to reach 25OHD level of 20ng/ml (50nmol/l) and vitamin D 1600IU to reach a serum 25OHD level 30ng/ml(75nmol/L). The EAR (Estimated average requirement) is 400 IU for serum 25OHD level 20ng/ml(50nmol/L) and 800 IU for serum level of 30ng/ml (75nmol/L).
- The Role of Vitamin D in the Aging Adult - PMC - PubMed Central (PMC)
Older adults are at risk for lower levels of vitamin D as a...
- The Problems of Vitamin D Insufficiency in Older People - PMC
Many experts suggest that ≥1000–2000 IU [25–50μg] of vitamin...
- The Role of Vitamin D in the Aging Adult - PMC - PubMed Central (PMC)
4 Αυγ 2020 · It is important to understand how much vitamin D is needed in the elderly, which foods are high in vitamin D, and what the symptoms of vitamin D deficiency are in order to optimize health in the elderly.
7 Απρ 2023 · Adults older than 70 should be getting at least 800 IU of vitamin D. However, some sources say you should consume up to 1000 IU of vitamin D past the age of 70. If you are older than 65, you...
2 Φεβ 2014 · Older adults are at risk for lower levels of vitamin D as a result of decreased cutaneous synthesis and dietary intake of vitamin D. Epidemiologic evidence indicates an association between low levels of vitamin D and diseases associated with aging such as cognitive decline, depression, osteoporosis, cardiovascular disease, hypertension, type 2 ...
Clinicians may recommend supplementation but be unsure how to choose the optimal dose and type of vitamin D and how to use testing to monitor therapy. This review outlines strategies to prevent, diagnose, and treat vitamin D deficiency in adults.
26 Οκτ 2022 · The results of this conference has led to consensus on several issues. Vitamin D supplementation should be combined with calcium to reduce fractures in the older population. The goal for adequate Vitamin D status should be to reach a serum level of 25(OH)D >50 nmol/l.
Many experts suggest that ≥1000–2000 IU [25–50μg] of vitamin D daily is necessary for older people, especially when independence is lost, or hypovitaminosis D could add to the clinical problem [s]. Much higher doses than these are needed for treatment of established deficiency or insufficiency.
