Vitamin D для Nutritional Deficiency Cognitive Impairment
B Доказательства По меньшей мере одно рандомизированное исследование подтверждает это, с в целом согласованными результатами.Vitamin D deficiency is identified as a critical risk factor for cognitive decline. 40% of geriatric memory clinic patients are D-deficient. Co-supplementation with B12 and folate appears to provide synergistic cognitive support.
Итог
Vitamin D deficiency is identified as a critical risk factor for cognitive decline. 40% of geriatric memory clinic patients are D-deficient. Co-supplementation with B12 and folate appears to provide synergistic cognitive support.
Key Study Findings
Популяция: Elderly participants aged 60+ from NHANES 2011-2014
Популяция: Pregnant women (review)
Популяция: Patients with mild cognitive impairment
Популяция: Rat model
Популяция: None
Key Statistics
20
Исследования
4500
Участники
Positive
Оценка
Referenced Papers
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Часто используемые дозировки
- general:
- 600-2,000 IU/day
- deficiencycorrection:
- 4,000-5,000 IU/day
Верхний предел: 4,000 IU/day (IOM); 10,000 IU/day (Endocrine Society upper safety)
Дозировки, изученные в исследованиях
| Дозировка | Длительность | Эффект | N |
|---|---|---|---|
| None | -- | Positive | 2582 |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| 75 mg | -- | Neutral | -- |
| None | -- | Positive | -- |
| 4 capsules daily, each containing: beta-glucan 250 mg + vitamin D3 3.75 µg + vitamin B6 1.05 mg + zi | 36 weeks | Positive | 65 |
| None | -- | Negative | 90 |
| 50000 IU/week | 9 weeks | Positive | 619 |
Лучшее время приёма: With meals containing fat; morning preferred
Safety & Side Effects
Зарегистрированные побочные эффекты
- ⚠ Hypercalcemia at very high doses
- ⚠ Nausea and vomiting
- ⚠ Kidney stones (rare, high doses)
- ⚠ Weakness and fatigue
Известные взаимодействия
- ● Corticosteroids (reduce calcium absorption)
- ● Statins (both affect cholesterol pathways)
- ● Thiazide diuretics (additive calcium retention)
- ● Weight loss drugs (may reduce vitamin D absorption)
Допустимый верхний уровень потребления: 4,000 IU/day (IOM); 10,000 IU/day (Endocrine Society upper safety)
Всегда консультируйтесь с врачом перед началом приёма любых добавок.Всегда консультируйтесь с лечащим врачом перед началом приёма любой добавки.
Frequently Asked Questions
Does Vitamin D help with Nutritional Deficiency Cognitive Impairment?
How much Vitamin D should I take for Nutritional Deficiency Cognitive Impairment?
Are there side effects of Vitamin D?
How strong is the evidence for Vitamin D and Nutritional Deficiency Cognitive Impairment?
Related Evidence
Другие ингредиенты для Nutritional Deficiency Cognitive Impairment
Vitamin D для других состояний
References
- [1] Jiarui Miao et al.. Brain Behav. 2026. Relationship Between Serum Vitamins and Cognitive Impairment in the Elderly: A Study Based on the NHANES Database. doi:10.1002/brb3.71181 PubMed
- [2] Kristina Pentieva et al.. Proc Nutr Soc. 2025. B-vitamins and one-carbon metabolism during pregnancy: health impacts and challenges. doi:10.1017/S0029665124004865 PubMed
- [3] Jing Chang et al.. Eur J Nutr. 2024. Effects of vitamins and polyunsaturated fatty acids on cognitive function in older adults with mild cognitive impairment: a meta-analysis of … doi:10.1007/s00394-024-03324-y PubMed
- [4] Guangtian Cao et al.. Poult Sci. 2024. Dietary Clostridium butyricum and 25-Hydroxyvitamin D3 modulate bone metabolism of broilers through the gut-brain axis. doi:10.1016/j.psj.2024.103966 PubMed
- [5] Marcos Lacasa et al.. Nutrients. 2023. Yeast Beta-Glucan Supplementation with Multivitamins Attenuates Cognitive Impairments in Individuals with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: A Randomized, Double-Blind, Placebo-Controlled Trial. doi:10.3390/nu15214504 PubMed
- [6] Nijee S Luthra et al.. Front Neurosci. 2023. Targeting neuroendocrine abnormalities in Parkinson's disease with exercise. doi:10.3389/fnins.2023.1228444 PubMed
- [7] N M Dawoud et al.. J Cosmet Dermatol. 2023. Serum brain-derived neurotrophic factor and vitamin D: Two concordant players controlling depression among alopecia areata and vitiligo patients: A case-control … doi:10.1111/jocd.15725 PubMed
- [8] Elahe Allahyari et al.. Nutr Health. 2020. The relationship between neuropsychological function and responsiveness to vitamin D supplementation using artificial neural networks. doi:10.1177/0260106020937190 PubMed
- [9] Anne Ws Rutjes et al.. Cochrane Database Syst Rev. 2018. Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life. doi:10.1002/14651858.CD011906.pub2 PubMed
- [10] G Iolascon et al.. J Nutr Health Aging. 2017. Are Dietary Supplements and Nutraceuticals Effective for Musculoskeletal Health and Cognitive Function? A Scoping Review. doi:10.1007/s12603-016-0823-x PubMed
- [11] D Krause et al.. J Nutr Health Aging. 2015. Effect of Vitamin Intake on Cognitive Decline in Older Adults: Evaluation of the Evidence. doi:10.1007/s12603-015-0539-3 PubMed
- [12] D Polivka et al.. Internist (Berl). 2015. [Vitamins and nutritional supplements in older persons: How to diagnose and when to substitute?]. doi:10.1007/s00108-015-3778-9 PubMed
- [13] Nils Hovdenak et al.. Eur J Obstet Gynecol Reprod Biol. 2012. Influence of mineral and vitamin supplements on pregnancy outcome. doi:10.1016/j.ejogrb.2012.06.020 PubMed
- [14] Han-Yo Huang et al.. Evid Rep Technol Assess (Full Rep). 2006. Multivitamin/mineral supplements and prevention of chronic disease. PubMed
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