Vitamin D لـ 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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الخلاصة

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 مقابل: None Outcome: Cognitive impairment risk التأثير: OR=0.695 (Vit D); OR=0.777 (FA) p=0.003 (Vit D); p=0.034 (FA)

المجتمع المدروس: Elderly participants aged 60+ from NHANES 2011-2014

Review

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

Dose: None مقابل: None Outcome: Pregnancy outcomes and offspring neurodevelopment التأثير: None None

المجتمع المدروس: Pregnant women (review)

Meta-Analysis

Effects of vitamins and polyunsaturated fatty acids on cognitive function in older adults with mild …

Dose: None مقابل: Control Outcome: Cognitive function التأثير: SMD = 0.58, 95% CI = [0.20, 0.96] P = 0.003

المجتمع المدروس: 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 مقابل: None Outcome: Body weight التأثير: None P < 0.05

المجتمع المدروس: Rat model

Controlled Clinical Trial

Targeting neuroendocrine abnormalities in Parkinson's disease with exercise.

Dose: None مقابل: None Outcome: neuroprotection التأثير: None None

المجتمع المدروس: 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 مقابل: Placebo التأثير: significant improvement in cognitive fatigue (FIS-40); p = 0.0338 0.0338

Key Statistics

الدراسات

2000

المشاركون

↑

Positive

التقييم

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 اقتباسات

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 اقتباسات

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

Poultry science 2024 9 اقتباسات

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 اقتباسات

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

Frontiers in neuroscience 2023 5 اقتباسات

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 اقتباسات

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

Nutrition and health 2020 4 اقتباسات

Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life. Meta-Analysis

The Cochrane database … 2018 123 اقتباسات

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

The journal of … 2017 75 اقتباسات

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

The journal of … 2015 25 اقتباسات

[Vitamins and nutritional supplements in older persons: How to diagnose and when to substitute?]. Review

Der Internist 2015 3 اقتباسات

Influence of mineral and vitamin supplements on pregnancy outcome. Review

European journal of … 2012 225 اقتباسات

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

الجرعات الشائعة

general:: 600-2,000 IU/day
deficiencycorrection:: 4,000-5,000 IU/day

الحد الأعلى: 4,000 IU/day (IOM); 10,000 IU/day (Endocrine Society upper safety)

الجرعات المدروسة في الأبحاث

الجرعة	المدة	التأثير	ن
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

أفضل وقت للتناول: With meals containing fat; morning preferred

Safety & Side Effects

الآثار الجانبية المُبلّغ عنها

⚠ Hypercalcemia at very high doses
⚠ Nausea and vomiting
⚠ Kidney stones (rare, high doses)
⚠ Weakness and fatigue

التفاعلات المعروفة

● Corticosteroids (reduce calcium absorption)
● Statins (both affect cholesterol pathways)
● Thiazide diuretics (additive calcium retention)
● Weight loss drugs (may reduce vitamin D absorption)

الحد الأقصى المسموح به: 4,000 IU/day (IOM); 10,000 IU/day (Endocrine Society upper safety)

استشر مقدم الرعاية الصحية دائماً قبل البدء بأي مكمل غذائي.

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

مكونات أخرى لـ Depression-Related Cognitive Dysfunction

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

Vitamin D لحالات أخرى

Nutritional Deficiency Cognitive Impairment B

الخلاصة السريعة

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

تفصيل الدراسات

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

قارن البدائل

اعرف كيف تقارن المكونات الأخرى لهذه الحالة.

عرض جميع المكونات لـ Depression-Related Cognitive Dysfunction

اعرف المزيد

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