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Hops 入眠困難

A

Based on 8 studies (1 meta-analysis, 3 RCTs) with 2,688 total participants. 6/8 studies show positive effects.

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A

結論

Based on 8 studies (1 meta-analysis, 3 RCTs) with 2,688 total participants. 6/8 studies show positive effects.

Key Study Findings

Randomized Controlled Trial n=40 3 weeks Double-blind
Effects of a Valerian-Hops Extract Combination (Ze 91019) on Sleep Duration and Daytime Cognitive and …
Dose: None vs: Placebo Outcome: Sleep duration (Fitbit tracker) 効果: Mean +21.7 min/night; shortest night +48.7 min 0.019

対象集団: Adults with occasional sleep problems

Observational Study n=2464
Young adults' knowledge, perceptions and use of cannabidiol products: a mixed-methods study.
Dose: None vs: None Outcome: CBD knowledge, perceptions, and use 効果: None None

対象集団: US young adults, mean age 24.67y

narrative review
Use of Plant-Derived Natural Products in Sleep Disturbances.
Dose: varies by product and study vs: Placebo 効果: None None
In Vitro
Effect of Valerian/Hop Mixture on Sleep-Related Behaviors in Drosophila melanogaster.
Dose: valerian/hops mixture (20 mg/mL valerian) vs: control diet Outcome: sleep duration and GABA receptor expression 効果: ~20% longer sleeping time None

対象集団: Drosophila melanogaster (fruit flies)

Systematic Review
Over-the-Counter Agents for the Treatment of Occasional Disturbed Sleep or Transient Insomnia: A Systematic Review …
Dose: None vs: placebo Outcome: None 効果: None None

対象集団: insomnia patients

Randomized Controlled Trial Double-blind
Treating primary insomnia - the efficacy of valerian and hops.
Dose: None vs: placebo Outcome: sleep quality 効果: None None

対象集団: None

Key Statistics

8

研究数

2688

参加者数

Positive

A

グレード

Referenced Papers

Dosage & Usage

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

一般的な使用量

sleep:
300-500 mg extract, 30-60 min before bed; often combined with valerian

上限量: Not formally established

研究で検討された用量

用量 期間 効果 N
None 3 weeks Positive 40
None -- Neutral 2464
varies by product and study -- Mixed --
valerian/hops mixture (20 mg/mL valerian) -- Positive --
None -- Positive --
None -- Positive --
None -- Positive --
Valerian 187mg + hops 41.9mg extract, 2 tablets nightly 4 weeks Positive 184

推奨摂取タイミング: 30-60 minutes before bed; commonly used with valerian root for synergistic effects

Safety & Side Effects

報告されている副作用

  • Drowsiness (intended effect)
  • Mild estrogenic effects (theoretical from prenylated flavonoids)
  • Allergic reactions in hop-sensitive individuals

既知の相互作用

  • Sedatives and CNS depressants — additive effects
  • Estrogen-sensitive conditions — hops contain phytoestrogens
  • CYP450 substrates — mild enzyme inhibition reported

耐容上限摂取量: Not formally established

サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。

Frequently Asked Questions

Does Hops help with 入眠困難?
Based on 8 studies with 2,688 participants, there is strong evidence from multiple clinical trials that Hops may support 入眠困難 management. Our evidence grade is A (Strong Evidence).
How much Hops should I take for 入眠困難?
Studies have used various dosages. A commonly studied range is 300-500 mg extract, 30-60 min before bed; often combined with valerian. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Hops?
Reported side effects may include Drowsiness (intended effect), Mild estrogenic effects (theoretical from prenylated flavonoids), Allergic reactions in hop-sensitive individuals. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Hops and 入眠困難?
We rate the evidence as Grade A (Strong Evidence). This rating is based on 8 peer-reviewed studies with 2,688 total participants. The overall direction of effect is positive.

Related Evidence

FDAに関する免責事項: これらの記述は米国食品医薬品局(FDA)による評価を受けていません。本ウェブサイトの製品および情報は、疾病の診断、治療、治癒、または予防を目的としたものではありません。表示されているエビデンスグレードは、公開された査読済み研究の分析に基づいており、医療上の助言を構成するものではありません。サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。