Vitamin D para Nutritional Deficiency Cognitive Impairment
B Evidencia Al menos un ensayo aleatorizado lo respalda, con resultados mayoritariamente consistentes.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.
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B
Conclusión
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
Observational Study
n=2582
Relationship Between Serum Vitamins and Cognitive Impairment in the Elderly: A Study Based on the …
Dose: None
vs: None
Outcome: Cognitive impairment risk
Efecto: OR=0.695 (Vit D); OR=0.777 (FA)
p=0.003 (Vit D); p=0.034 (FA)
Población: Elderly participants aged 60+ from NHANES 2011-2014
Review
B-vitamins and one-carbon metabolism during pregnancy: health impacts and challenges.
Dose: None
vs: None
Outcome: Pregnancy outcomes and offspring neurodevelopment
Efecto: None
None
Población: Pregnant women (review)
Meta-Analysis
Effects of vitamins and polyunsaturated fatty acids on cognitive function in older adults with mild …
Dose: None
vs: Control
Outcome: Cognitive function
Efecto: SMD = 0.58, 95% CI = [0.20, 0.96]
P = 0.003
Población: Patients with mild cognitive impairment
Other
Dietary Clostridium butyricum and 25-Hydroxyvitamin D3 modulate bone metabolism of broilers through the gut-brain axis.
Dose: 75 mg
vs: None
Outcome: Body weight
Efecto: None
P < 0.05
Población: Rat model
Controlled Clinical Trial
Targeting neuroendocrine abnormalities in Parkinson's disease with exercise.
Dose: None
vs: None
Outcome: neuroprotection
Efecto: None
None
Población: None
RCT
n=65
36 weeks
Double-blind
Yeast Beta-Glucan Supplementation with Multivitamins Attenuates Cognitive Impairments in Individuals with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: …
Dose: 4 capsules daily, each containing: beta-glucan 250 mg + vitamin D3 3.75 µg + vitamin B6 1.05 mg + zi
vs: Placebo
Efecto: significant improvement in cognitive fatigue (FIS-40); p = 0.0338
0.0338
Key Statistics
20
Estudios
4500
Participantes
↑
Positive
B
Calificación
Referenced Papers
Brain and behavior
2026
The Proceedings of …
2025
5 citas
European journal of …
2024
16 citas
Poultry science
2024
9 citas
Nutrients
2023
9 citas
Frontiers in neuroscience
2023
5 citas
Journal of cosmetic …
2023
3 citas
Nutrition and health
2020
4 citas
Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life.
Meta-Analysis
The Cochrane database …
2018
123 citas
The journal of …
2017
75 citas
The journal of …
2015
25 citas
[Vitamins and nutritional supplements in older persons: How to diagnose and when to substitute?].
Review
Der Internist
2015
3 citas
European journal of …
2012
225 citas
Evidence report/technology assessment
2006
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Dosificaciones de uso común
- general:
- 600-2,000 IU/day
- deficiencycorrection:
- 4,000-5,000 IU/day
Límite superior: 4,000 IU/day (IOM); 10,000 IU/day (Endocrine Society upper safety)
Dosificaciones estudiadas en la investigación
| Dosificación | Duración | Efecto | 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 |
Mejor momento para tomar: With meals containing fat; morning preferred
Safety & Side Effects
Efectos secundarios reportados
- ⚠ Hypercalcemia at very high doses
- ⚠ Nausea and vomiting
- ⚠ Kidney stones (rare, high doses)
- ⚠ Weakness and fatigue
Interacciones conocidas
- ● Corticosteroids (reduce calcium absorption)
- ● Statins (both affect cholesterol pathways)
- ● Thiazide diuretics (additive calcium retention)
- ● Weight loss drugs (may reduce vitamin D absorption)
Ingesta máxima tolerable: 4,000 IU/day (IOM); 10,000 IU/day (Endocrine Society upper safety)
Consulte siempre a su profesional de salud antes de comenzar cualquier suplemento.Siempre consulte a su profesional de salud antes de comenzar cualquier suplemento.
Frequently Asked Questions
Does Vitamin D help with Nutritional Deficiency Cognitive Impairment?
Based on 20 studies with 4,500 participants, there is moderate evidence from clinical studies that Vitamin D may support Nutritional Deficiency Cognitive Impairment management. Our evidence grade is B (Good Evidence).
How much Vitamin D should I take for Nutritional Deficiency Cognitive Impairment?
Studies have used various dosages. A commonly studied range is 600-2,000 IU/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Vitamin D?
Reported side effects may include Hypercalcemia at very high doses, Nausea and vomiting, Kidney stones (rare, high doses), Weakness and fatigue. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Vitamin D and Nutritional Deficiency Cognitive Impairment?
We rate the evidence as Grade B (Good Evidence). This rating is based on 20 peer-reviewed studies with 4,500 total participants. The overall direction of effect is positive.
Related Evidence
Otros ingredientes para Nutritional Deficiency Cognitive Impairment
Vitamin D para otras condiciones
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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