Vitamin D para Depression-Related Cognitive Dysfunction

Q: Does Vitamin D help with Depression-Related Cognitive Dysfunction?

Based on 12 studies with 2,000 participants, there is limited but promising evidence that Vitamin D may support Depression-Related Cognitive Dysfunction management. Our evidence grade is C (Some Evidence).

Q: How much Vitamin D should I take for Depression-Related Cognitive Dysfunction?

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.

Q: 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.

Q: How strong is the evidence for Vitamin D and Depression-Related Cognitive Dysfunction?

We rate the evidence as Grade C (Some Evidence). This rating is based on 12 peer-reviewed studies with 2,000 total participants. The overall direction of effect is positive.

Research suggests vitamin D supplementation may help improve depressive symptoms including brain fog and mood-related cognitive symptoms, particularly in deficient individuals.

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Conclusión

Research suggests vitamin D supplementation may help improve depressive symptoms including brain fog and mood-related cognitive symptoms, particularly in deficient individuals.

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

Estudios

2000

Participantes

↑

Positive

Calificación

Referenced Papers

Relationship Between Serum Vitamins and Cognitive Impairment in the Elderly: A Study Based on the NHANES Database. Other

Brain and behavior 2026

B-vitamins and one-carbon metabolism during pregnancy: health impacts and challenges. Review

The Proceedings of … 2025 5 citas

Effects of vitamins and polyunsaturated fatty acids on cognitive function in older adults with mild cognitive impairment: a meta-analysis of … Meta-Analysis

European journal of … 2024 16 citas

Dietary Clostridium butyricum and 25-Hydroxyvitamin D3 modulate bone metabolism of broilers through the gut-brain axis. Other

Poultry science 2024 9 citas

Yeast Beta-Glucan Supplementation with Multivitamins Attenuates Cognitive Impairments in Individuals with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome: A Randomized, Double-Blind, Placebo-Controlled Trial. RCT

Nutrients 2023 9 citas

Targeting neuroendocrine abnormalities in Parkinson's disease with exercise. Other

Frontiers in neuroscience 2023 5 citas

Serum brain-derived neurotrophic factor and vitamin D: Two concordant players controlling depression among alopecia areata and vitiligo patients: A case-control … Other

Journal of cosmetic … 2023 3 citas

The relationship between neuropsychological function and responsiveness to vitamin D supplementation using artificial neural networks. Other

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

Are Dietary Supplements and Nutraceuticals Effective for Musculoskeletal Health and Cognitive Function? A Scoping Review. Review

The journal of … 2017 75 citas

Effect of Vitamin Intake on Cognitive Decline in Older Adults: Evaluation of the Evidence. Review

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

Influence of mineral and vitamin supplements on pregnancy outcome. Review

European journal of … 2012 225 citas

Multivitamin/mineral supplements and prevention of chronic disease. Review

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 Depression-Related Cognitive Dysfunction?

Based on 12 studies with 2,000 participants, there is limited but promising evidence that Vitamin D may support Depression-Related Cognitive Dysfunction management. Our evidence grade is C (Some Evidence).

How much Vitamin D should I take for Depression-Related Cognitive Dysfunction?

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 Depression-Related Cognitive Dysfunction?

We rate the evidence as Grade C (Some Evidence). This rating is based on 12 peer-reviewed studies with 2,000 total participants. The overall direction of effect is positive.

Related Evidence

Otros ingredientes para Depression-Related Cognitive Dysfunction

Omega-3 Fatty Acids (DHA/EPA) B N-Acetyl Cysteine C

Vitamin D para otras condiciones

Nutritional Deficiency Cognitive Impairment B

Veredicto rápido

Research suggests vitamin D supplementation may help improve depressive symptoms including brain fog and mood-related cognitive symptoms, particularly in deficient individuals.

Evidence Strength52%

Moderate confidence

Desglose de estudios

RCT (1)Meta (2)Other (9)

Comparar alternativas

Vea cómo se comparan otros ingredientes para esta condición.

Ver todos los ingredientes para Depression-Related Cognitive Dysfunction

Más información

Aviso legal FDA: Estas declaraciones no han sido evaluadas por la Food and Drug Administration. Los productos y la información en este sitio web no están destinados a diagnosticar, tratar, curar ni prevenir ninguna enfermedad. Las calificaciones de evidencia presentadas se basan en nuestro análisis de investigación publicada revisada por pares y no constituyen consejo médico. Siempre consulte a su profesional de salud antes de comenzar cualquier régimen de suplementos.