Tryptophan cho Khó Đi Vào Giấc Ngủ

Dựa trên 19 nghiên cứu (1 meta-analysis, 1 RCT) với 96 người tham gia. 16/19 nghiên cứu cho thấy tác động tích cực.

𝕏 LinkedIn

<\/script>\n

`; }, get iframeSnippet() { const domain = 'sleepcited.com'; const params = 'ingredient\u003Dtryptophan\u0026condition\u003Dsleep\u002Donset\u002Dlatency'; return ``; }, get activeSnippet() { return this.method === 'script' ? this.scriptSnippet : this.iframeSnippet; }, copySnippet() { navigator.clipboard.writeText(this.activeSnippet).then(() => { this.copied = true; setTimeout(() => { this.copied = false; }, 2000); }); } }" @keydown.escape.window="open = false" @click.outside="open = false">

Embed This Widget

Style

Widget powered by . Free, no account required.

Kết luận

Tryptophan shows promising signs for helping people fall asleep faster, supported by a strong biological rationale, though the studies so far have been quite small.

84% of 19 studies show positive effects — a very consistent finding
Works through conversion to serotonin and then melatonin in the brain
Total participant count of only 96 limits the strength of conclusions
Includes 1 meta-analysis and 1 RCT — larger trials are needed

Key Study Findings

Review

Effects of L-tryptophan on sleepiness and on sleep.

Dose: 1 g or more so với: Placebo Hiệu quả: Increase in subjective sleepiness; decrease in sleep latency

review

Unraveling the connection between the Mediterranean diet and sleep health: from biological mechanisms to clinical …

Dose: Mediterranean diet (high adherence vs. low adherence); polyphenols, omega-3, fiber as key components so với: Placebo Hiệu quả: None None

Animal study

Ginsenoside Rg1 alleviates PCPA-induced insomnia by inhibiting NLRP3 inflammasome activation and pyroptosis through the Nrf2/HO-1 …

Dose: None so với: Placebo Hiệu quả: None None

Animal Study

Promotion of sleep by cinnamic acid in parachlorophenylalanine-induced insomnia in rats.

Dose: Cinnamic acid (CA) administered to rats (dose not specified) so với: Placebo Hiệu quả: None None

Animal study

Lactobacillales derived from traditional Xizang dairy products improve insomnia and restore neurotransmitter-metabolic profiles via gut …

Dose: Mixed probiotics (Lactobacillus helveticus L551, Lacticaseibacillus paracasei L578, Streptococcus th so với: Placebo Hiệu quả: None None

Animal study

Wendan Decoction exerts therapeutic effects on insomnia by regulating gut microbiota and tryptophan metabolism.

Dose: None so với: Placebo Hiệu quả: None None

Key Statistics

Nghiên cứu

Người tham gia

↑

Positive

Xếp hạng

Referenced Papers

Effects of L-tryptophan on sleepiness and on sleep. Review

Journal of psychiatric … None 102 trích dẫn

Ginsenoside Rg1 alleviates PCPA-induced insomnia by inhibiting NLRP3 inflammasome activation and pyroptosis through the Nrf2/HO-1 pathway in mice. Other

Psychopharmacology 2025 5 trích dẫn

Wendan Decoction exerts therapeutic effects on insomnia by regulating gut microbiota and tryptophan metabolism. Other

Phytomedicine : international … 2025 5 trích dẫn

Lactobacillales derived from traditional Xizang dairy products improve insomnia and restore neurotransmitter-metabolic profiles via gut microbiota in PCPA-induced mice. Other

Microbiological research 2025 3 trích dẫn

Promotion of sleep by cinnamic acid in parachlorophenylalanine-induced insomnia in rats. Other

International immunopharmacology 2025 1 trích dẫn

Unraveling the connection between the Mediterranean diet and sleep health: from biological mechanisms to clinical implications. Review

Sleep & breathing … 2025

Cannabidiol Exerts Sedative and Hypnotic Effects in Normal and Insomnia Model Mice Through Activation of 5-HT1A Receptor. Other

Neurochemical research 2024 14 trích dẫn

The therapeutic potential of Ziziphi Spinosae Semen and Polygalae Radix in insomnia management: Insights from gut microbiota and serum metabolomics … Other

Journal of ethnopharmacology 2024 13 trích dẫn

Shen Yuan extract exerts a hypnotic effect via the tryptophan/5-hydroxytryptamine/melatonin pathway in mice. Other

Journal of ethnopharmacology 2024 13 trích dẫn

Screening the effective components of Suanzaoren decoction on the treatment of chronic restraint stress induced anxiety-like mice by integrated chinmedomics … Other

Phytomedicine : international … 2023 33 trích dẫn

The impact of tryptophan supplementation on sleep quality: a systematic review, meta-analysis, and meta-regression. Meta-Analysis

Nutrition reviews 2022 68 trích dẫn

Study on the hypnotic effect of rare protopanaxadiol-type and protopanaxatriol-type ginsenosides. Other

RSC advances 2019 13 trích dẫn

Insomnia in Elderly Patients: Recommendations for Pharmacological Management. Review

Drugs & aging 2018 131 trích dẫn

Two combined amino acids promote sleep activity in caffeine-induced sleepless model systems. Other

Nutrition research and … 2018 12 trích dẫn

Clinical Practice Guideline for the Pharmacologic Treatment of Chronic Insomnia in Adults: An American Academy of Sleep Medicine Clinical Practice … Other

Journal of clinical … 2017 1097 trích dẫn

Flos Albiziae aqueous extract and its active constituent quercetin potentiate the hypnotic effect of pentobarbital via the serotonergic system. Other

Biomedical reports 2015 12 trích dẫn

Pharmacological evaluation of sedative and hypnotic effects of schizandrin through the modification of pentobarbital-induced sleep behaviors in mice. Other

European journal of … 2014 43 trích dẫn

Spinosin, a C-glycoside flavonoid from semen Zizhiphi Spinozae, potentiated pentobarbital-induced sleep via the serotonergic system. Other

Pharmacology, biochemistry, and … 2008 76 trích dẫn

Chronic insomnia: effects of tryptophan, flurazepam, secobarbital, and placebo. RCT

Psychopharmacology 1983 25 trích dẫn

Dosage & Usage

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

Liều lượng thường dùng

sleep:: 250-1,000 mg, before bed

Giới hạn trên: Not established; previously recalled (1989) due to contamination

Liều lượng đã nghiên cứu

Liều lượng	Thời gian	Hiệu quả	N
1 g or more	--	Positive	--
Mediterranean diet (high adherence vs. low adherence); polyphenols, omega-3, fiber as key components	--	Positive	--
None	--	Positive	--
Cinnamic acid (CA) administered to rats (dose not specified)	--	Positive	--
Mixed probiotics (Lactobacillus helveticus L551, Lacticaseibacillus paracasei L578, Streptococcus th	--	Positive	--
None	--	Positive	--
cannabidiol (CBD) at various doses administered to mice	--	Positive	--
not specified (intragastric administration)	--	Positive	--

Thời điểm dùng tốt nhất: 30-60 minutes before bed, ideally on a light stomach

Safety & Side Effects

Tác dụng phụ đã được báo cáo

⚠ Nausea
⚠ Diarrhea
⚠ Drowsiness
⚠ Dry mouth
⚠ Blurred vision

Tương tác đã biết

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

Mức hấp thụ tối đa cho phép: Not established; previously recalled (1989) due to contamination

Luôn tham khảo ý kiến bác sĩ trước khi bắt đầu sử dụng bất kỳ thực phẩm bổ sung nào.Luôn tham khảo ý kiến chuyên gia y tế trước khi sử dụng bất kỳ thực phẩm chức năng nào.

Frequently Asked Questions

Does Tryptophan help with Khó Đi Vào Giấc Ngủ?

Based on 19 studies with 96 participants, there is moderate evidence from clinical studies that Tryptophan may support Khó Đi Vào Giấc Ngủ management. Our evidence grade is B (Good Evidence).

How much Tryptophan should I take for Khó Đi Vào Giấc Ngủ?

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 Tryptophan?

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 Tryptophan and Khó Đi Vào Giấc Ngủ?

We rate the evidence as Grade B (Good Evidence). This rating is based on 19 peer-reviewed studies with 96 total participants. The overall direction of effect is positive.

Related Evidence

Các thành phần khác cho Khó Đi Vào Giấc Ngủ

Magnesium Glycinate A Vitamin B6 A Kẽm A Melatonin A Hops A L-Theanine A

Tryptophan cho các tình trạng khác

Mất Ngủ A

Đánh giá nhanh

Dựa trên 19 nghiên cứu (1 meta-analysis, 1 RCT) với 96 người tham gia. 16/19 nghiên cứu cho thấy tác động tích cực.

Evidence Strength72%

High confidence

Phân tích nghiên cứu

RCT (1)Meta (1)Other (17)

So sánh lựa chọn thay thế

Xem các thành phần khác so sánh như thế nào cho tình trạng này.

Xem tất cả thành phần cho Khó Đi Vào Giấc Ngủ

Tìm hiểu thêm

Tuyên bố miễn trừ FDA: Các tuyên bố này chưa được Cục Quản lý Thực phẩm và Dược phẩm (FDA) đánh giá. Các sản phẩm và thông tin trên trang web này không nhằm mục đích chẩn đoán, điều trị, chữa bệnh hoặc phòng ngừa bất kỳ bệnh nào. Xếp hạng bằng chứng được trình bày dựa trên phân tích của chúng tôi về nghiên cứu đã bình duyệt được công bố và không cấu thành tư vấn y khoa. Luôn tham khảo ý kiến chuyên gia y tế trước khi bắt đầu bất kỳ chế độ thực phẩm chức năng nào.