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التربتوفان لـ الأرق

A

بناءً على 79 دراسة (3 meta-analyses, 4 RCTs) بمشاركة 32,701 مشاركًا إجمالاً. 54/79 دراسة تُظهر تأثيرات إيجابية.

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A

الخلاصة

Tryptophan is supported by extensive research as a supplement that may help with insomnia, working through its natural role as a building block for sleep-regulating brain chemicals.

  • 79 studies with 32,701 participants provide a large evidence base
  • About 68% of studies show positive effects on insomnia
  • Tryptophan is the natural precursor to both serotonin and melatonin
  • Both supplementation and dietary approaches to increasing tryptophan have been studied

Key Study Findings

Review
Effects of L-tryptophan on sleepiness and on sleep.
Dose: 1 g or more مقابل: Placebo التأثير: Increase in subjective sleepiness; decrease in sleep latency
animal study
Compound Chaijin Jieyu Fang alleviates insomnia complicated with depression by reshaping actinobacteria to inhibit neuronal …
Dose: Compound Chaijin Jieyu Fang (CCJF) traditional Chinese medicine formula; dose not specified مقابل: Placebo التأثير: None None
Controlled Clinical Trial n=32 12 weeks Open-label
Efficacy and associated neurotransmitters of digital cognitive behavior therapy for atopic dermatitis: A comparative effectiveness …
Dose: None مقابل: Standard care alone Outcome: Itch and insomnia improvement in atopic dermatitis التأثير: None 0.0449 (itch), 0.0089 (insomni

المجتمع المدروس: Patients with atopic dermatitis and mild-moderate negative emotions

bioinformatics/animal study
Tryptophan metabolism-related gene CYP1B1 serves as a shared biomarker for both Parkinson's disease and insomnia.
Dose: Not applicable (bioinformatics analysis + animal experiment validation; no human intervention) مقابل: Placebo التأثير: None None
cross-sectional study n=165
Characteristics and influencing factors of gut microbiota in population with sleep disorders.
Dose: not applicable (observational study) مقابل: Placebo التأثير: None None
animal study 2 weeks
A non-pharmacological intervention for insomnia: tryptophan-fructooligosaccharides combination improves sleep in mice via anti-inflammation and gut …
Dose: tryptophan+FOS (TF) low dose: 10 mg/kg tryptophan + 500 mg/kg FOS; high dose: 20 mg/kg + 1000 mg/kg مقابل: Placebo التأثير: sleep duration improved by 81.0% (caffeine model, HD, p<0.001); 50.8% (PCPA model, HD, p<0.01); TNFα <0.001 (caffeine model); <0.01

Key Statistics

84

الدراسات

32969

المشاركون

Positive

A

التقييم

Referenced Papers

Journal of psychiatric … None 102 اقتباسات
International immunopharmacology 2025 1 اقتباسات
Psychiatry investigation 2024 24 اقتباسات
BMC women's health 2024 12 اقتباسات
Asia Pacific journal … 2024 1 اقتباسات
International journal of … 2023 14 اقتباسات
Child and adolescent … 2023 5 اقتباسات
Journal of personalized … 2023 4 اقتباسات
Annual review of … 2021 149 اقتباسات
Frontiers in bioengineering … 2021 18 اقتباسات
Combinatorial chemistry & … 2021 16 اقتباسات
Nutricion hospitalaria 2021 3 اقتباسات
Journal of exercise … 2019 26 اقتباسات
The Cochrane database … 2019 24 اقتباسات
Pathologie-biologie 2014 74 اقتباسات
The Cochrane database … 2014 56 اقتباسات
Current signal transduction … 2014 41 اقتباسات
Profiles of drug … 2013 26 اقتباسات
Sleep medicine reviews 2011 317 اقتباسات
Journal of ethnopharmacology 2008 55 اقتباسات
Primary care 2002 43 اقتباسات
Zeitschrift fur arztliche … 2001 3 اقتباسات
Medical science monitor … 2000 11 اقتباسات
Bangladesh Medical Research … 2000
Psychosomatic medicine 1999 136 اقتباسات
Alternative medicine review … 1998 216 اقتباسات
Alternative medicine review … 1998
Wisconsin medical journal 1990
American family physician 1987
Annual review of … 1975 27 اقتباسات

Dosage & Usage

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

الجرعات الشائعة

sleep:
250-1,000 mg, before bed

الحد الأعلى: Not established; previously recalled (1989) due to contamination

الجرعات المدروسة في الأبحاث

الجرعة المدة التأثير ن
1 g or more -- Positive --
Compound Chaijin Jieyu Fang (CCJF) traditional Chinese medicine formula; dose not specified -- Positive --
None 12 weeks Positive 32
Not applicable (bioinformatics analysis + animal experiment validation; no human intervention) -- Neutral --
not applicable (observational study) -- Neutral 165
tryptophan+FOS (TF) low dose: 10 mg/kg tryptophan + 500 mg/kg FOS; high dose: 20 mg/kg + 1000 mg/kg 2 weeks Positive --
Mediterranean diet (high adherence vs. low adherence); polyphenols, omega-3, fiber as key components -- Positive --
tryptophan, carbohydrates, omega-3, vitamins (B6, B12, folate, niacin, D, C, beta-carotene), mineral -- Positive --

أفضل وقت للتناول: 30-60 minutes before bed, ideally on a light stomach

Safety & Side Effects

الآثار الجانبية المُبلّغ عنها

  • Nausea
  • Diarrhea
  • Drowsiness
  • Dry mouth
  • Blurred vision

التفاعلات المعروفة

  • SSRIs/SNRIs — risk of serotonin syndrome
  • MAOIs — dangerous serotonin accumulation
  • Sedatives — additive drowsiness

الحد الأقصى المسموح به: Not established; previously recalled (1989) due to contamination

استشر مقدم الرعاية الصحية دائماً قبل البدء بأي مكمل غذائي.

Frequently Asked Questions

Does التربتوفان help with الأرق?
Based on 84 studies with 32,969 participants, there is strong evidence from multiple clinical trials that التربتوفان may support الأرق management. Our evidence grade is A (Strong Evidence).
How much التربتوفان should I take for الأرق?
Studies have used various dosages. A commonly studied range is 250-1,000 mg, before bed. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of التربتوفان?
Reported side effects may include Nausea, Diarrhea, Drowsiness, Dry mouth. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for التربتوفان and الأرق?
We rate the evidence as Grade A (Strong Evidence). This rating is based on 84 peer-reviewed studies with 32,969 total participants. The overall direction of effect is positive.

Related Evidence

إخلاء مسؤولية FDA: لم تُقيَّم هذه البيانات من قبل إدارة الغذاء والدواء (FDA). لا تهدف المنتجات والمعلومات الواردة في هذا الموقع إلى تشخيص أو علاج أو شفاء أو الوقاية من أي مرض. تستند تقييمات الأدلة المعروضة إلى تحليلنا للأبحاث المحكّمة المنشورة ولا تُشكّل نصيحة طبية. استشر مقدم الرعاية الصحية دائماً قبل البدء بأي نظام مكملات.