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비타민 D 관련 불면증

A

총 685,942명의 참여자를 대상으로 한 53건의 연구(메타분석 3건, RCT 1건)에 근거합니다. 연구 결과는 혼재되어 있습니다.

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A

결론

The evidence on vitamin D for insomnia is mixed — low vitamin D levels are associated with poor sleep, but taking vitamin D supplements does not consistently improve insomnia symptoms.

  • 53 studies with 685,942 participants, though mostly from observational research
  • Low vitamin D levels are associated with poor sleep in population studies
  • Supplementation results are inconsistent — not a reliable standalone sleep aid
  • May be most relevant for people who are vitamin D deficient

Key Study Findings

review
Vitamin D and Sleep Disorders.
Dose: None vs: Placebo 효과: None None
review
Top studies of 2024 relevant to primary care: From the PEER team.
Dose: None vs: Placebo 효과: None None
review
Nutritional Supplements for Healthy Aging: A Critical Analysis Review.
Dose: None vs: Placebo 효과: None None
Mendelian randomization
Genetically Supported Causality Between Micronutrients and Sleep Behaviors: A Two-Sample Mendelian Randomization Study.
Dose: None vs: Placebo 효과: Folate vs chronotype OR 1.09 (95% CI 1.01-1.17); Vitamin B6 vs chronotype OR 0.91 (95% CI 0.86-0.96) Folate p=0.02; Vitamin B6 p=1.
review
[Nutrition in improving sleep quality and fighting insomnia].
Dose: tryptophan, carbohydrates, omega-3, vitamins (B6, B12, folate, niacin, D, C, beta-carotene), mineral vs: Placebo 효과: None None
systematic review and meta-analysis
Causal factors for migraine in Mendelian randomization studies: a systematic review and meta-analysis.
Dose: None vs: Placebo 효과: None None

Key Statistics

56

연구

685966

참여자

Mixed

A

등급

Referenced Papers

Advances in experimental … 2026
International journal of … 2022 107 인용
International journal of … 2022 36 인용
Combinatorial chemistry & … 2021 16 인용
Diagnosis (Berlin, Germany) 2018 4 인용
The journal of … 2015 13 인용

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

일반적으로 사용되는 용량

general:
600-800 IU/day
deficiency:
1,000-5,000 IU/day

상한량: 4,000 IU/day

연구에서 사용된 용량

용량 기간 효과 N
None -- Positive --
None -- Mixed --
None -- Mixed --
None -- Mixed --
tryptophan, carbohydrates, omega-3, vitamins (B6, B12, folate, niacin, D, C, beta-carotene), mineral -- Positive --
None -- Mixed --
None -- Positive --
None -- Positive --

권장 복용 시간: Morning with a meal containing fat; avoid evening dosing

Safety & Side Effects

보고된 부작용

  • Hypercalcemia at high doses
  • Nausea
  • Constipation
  • Kidney stones (rare, with excessive intake)

알려진 상호작용

  • Corticosteroids — reduce calcium absorption, affecting vitamin D metabolism
  • Weight-loss drugs (orlistat) — may reduce vitamin D absorption
  • Statins — vitamin D may affect statin metabolism

일일 최대 섭취 허용량: 4,000 IU/day

건강기능식품을 복용하기 전에 반드시 의료 전문가와 상담하십시오.

Frequently Asked Questions

Does 비타민 D help with 불면증?
Based on 56 studies with 685,966 participants, there is strong evidence from multiple clinical trials that 비타민 D may support 불면증 management. Our evidence grade is A (Strong Evidence).
How much 비타민 D should I take for 불면증?
Studies have used various dosages. A commonly studied range is 600-800 IU/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of 비타민 D?
Reported side effects may include Hypercalcemia at high doses, Nausea, Constipation, Kidney stones (rare, with excessive intake). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for 비타민 D and 불면증?
We rate the evidence as Grade A (Strong Evidence). This rating is based on 56 peer-reviewed studies with 685,966 total participants. The overall direction of effect is mixed.

Related Evidence

FDA 면책 조항: 이 내용은 미국 식품의약국(FDA)의 평가를 받지 않았습니다. 이 웹사이트의 제품 및 정보는 질병의 진단, 치료, 완치 또는 예방을 목적으로 하지 않습니다. 제시된 근거 등급은 발표된 동료 심사 연구에 대한 우리의 분석에 기반하며, 의학적 조언을 구성하지 않습니다. 건강기능식품 복용을 시작하기 전에 반드시 의료 전문가와 상담하십시오.