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L-Theanine untuk Masalah Tidur Terkait Kecemasan

B

Berdasarkan 2 studi (1 meta-analysis). 2/2 studi menunjukkan efek positif.

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Kesimpulan

L-theanine may help improve sleep when anxiety is a factor, but the specific evidence for this use is limited to just two positive studies.

  • Both studies show positive effects, but the evidence base is small
  • L-theanine promotes relaxation by boosting alpha brain waves without causing drowsiness
  • Found naturally in green and black tea — a familiar and well-tolerated compound
  • Grade B evidence — promising direction but needs more dedicated research

Key Study Findings

Meta-Analysis
Medicinal herbs for the treatment of anxiety: A systematic review and network meta-analysis.
Dose: Various medicinal herbs: Silexan, Kava, Ginkgo biloba, Withania somnifera, Galphimia glauca, Passion vs: Placebo Efek: Silexan MD -3.84 (95% CrI -6.31 to -1.34); Kava MD -2.46 (95% CrI -4.47 to -0.32); Ginkgo biloba MD None

Key Statistics

2

Studi

--

Peserta

Positive

B

Peringkat

Referenced Papers

Dosage & Usage

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

Dosis yang Umum Digunakan

sleep:
200-400 mg, 30-60 min before bed

Batas atas: Not established; generally safe up to 900 mg/day

Dosis yang Diteliti dalam Penelitian

Dosis Durasi Efek N
Various medicinal herbs: Silexan, Kava, Ginkgo biloba, Withania somnifera, Galphimia glauca, Passion -- Positive --

Waktu terbaik diminum: 30-60 minutes before bed

Safety & Side Effects

Efek Samping yang Dilaporkan

  • Headache
  • Dizziness
  • GI discomfort

Interaksi yang Diketahui

  • Blood pressure medications — L-theanine may lower blood pressure
  • Stimulants (caffeine) — may partially counteract stimulant effects
  • Sedatives — potential additive calming effects

Asupan atas yang dapat ditoleransi: Not established; generally safe up to 900 mg/day

Selalu konsultasikan dengan tenaga kesehatan Anda sebelum memulai suplemen apa pun.Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai suplemen apa pun.

Frequently Asked Questions

Does L-Theanine help with Masalah Tidur Terkait Kecemasan?
Based on 2 studies with 0 participants, there is moderate evidence from clinical studies that L-Theanine may support Masalah Tidur Terkait Kecemasan management. Our evidence grade is B (Good Evidence).
How much L-Theanine should I take for Masalah Tidur Terkait Kecemasan?
Studies have used various dosages. A commonly studied range is 200-400 mg, 30-60 min before bed. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of L-Theanine?
Reported side effects may include Headache, Dizziness, GI discomfort. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for L-Theanine and Masalah Tidur Terkait Kecemasan?
We rate the evidence as Grade B (Good Evidence). This rating is based on 2 peer-reviewed studies with 0 total participants. The overall direction of effect is positive.

Related Evidence

Penafian FDA: Pernyataan-pernyataan ini belum dievaluasi oleh Food and Drug Administration. Produk dan informasi di situs web ini tidak dimaksudkan untuk mendiagnosis, mengobati, menyembuhkan, atau mencegah penyakit apa pun. Peringkat bukti yang disajikan didasarkan pada analisis kami terhadap penelitian yang ditinjau sejawat dan tidak merupakan saran medis. Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai regimen suplemen apa pun.