St. John's Wort

St. John's Wort

贯叶连翘 (Guàn Yè Lián Qiáo) · Hypericum perforatum

The most studied herb for mild-moderate depression — comparable to SSRIs in multiple meta-analyses. Contains hypericin and hyperforin. Significant drug interactions limit use.

エビデンススコア
9/10
安全性
注意して使用

効能

主な効果

May help the body adapt to stress

Traditionally used to calm the spirit and ease tension

飲み方

一般的な用量: Follow product label directions. Typical range: 500-1500mg daily as standardized extract
剤形: capsule, powder, tea/decoction, tincture
タイミング: Take with food unless otherwise directed. Allow 2-4 weeks for full effects with tonic herbs
Start with lower doses and increase gradually. Quality and standardization vary between brands.

安全性と相互作用

起こりうる副作用

  • Digestive discomfort at higher doses
  • May cause drowsiness or stimulation depending on the herb
  • Allergic reactions possible in sensitive individuals

使用禁忌

  • Pregnancy and breastfeeding (insufficient safety data)
  • Children under 12 without professional guidance
  • Scheduled surgery (stop 2 weeks before)

薬物相互作用

  • May interact with prescription medications
  • May affect blood sugar or blood pressure medications
  • Consult pharmacist before combining with other supplements

伝統的な使用法

In Traditional Chinese Medicine, 贯叶连翘 (Guàn Yè Lián Qiáo) has been used for centuries. It is traditionally used to calm the spirit (shen) and settle the heart-mind.

現代の研究

This herb has extensive scientific backing with hundreds of published studies. Multiple clinical trials support its traditional uses, and active compounds have been well-characterized. It represents one of the more evidence-based options in the herbal pharmacopoeia.

PubMedで研究を見る

Where to Buy

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