Yarrow (Achillea millefolium)

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Yarrow

蓍草 (Shī Cǎo) · Achillea millefolium

Named after Achilles who used it to treat wounds. A versatile herb for wound healing, fever, digestive cramps, and heavy menstrual bleeding. Bitter tonic and circulatory stimulant.

Evidence Score
6/10
Moderate
Safety
Safe for most adults

Good For

Key Benefits

May support hormonal balance

Traditionally used for menstrual health and reproductive wellness

May support healthy digestive function

Traditionally used to harmonize the stomach and intestines

How to Take

Typical dose: Follow product label. Often taken as tea (3-5g dried herb steeped 10 min) or 500-1000mg extract with meals
Forms: capsule, powder, tea/decoction
Timing: 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.

Safety & Interactions

Possible Side Effects

  • Generally well tolerated at recommended doses
  • Mild digestive upset possible in sensitive individuals

Do Not Use If

  • Known allergy to this plant or related species
  • Consult healthcare provider if pregnant or nursing

Drug Interactions

  • No major drug interactions documented at standard doses
  • Inform your doctor of all supplements you take

Traditional Use

In Traditional Chinese Medicine, 蓍草 (Shī Cǎo) has been used for centuries. It supports the spleen and stomach — the foundation of post-natal qi production in TCM theory. It nourishes blood and supports the liver's role in regulating menstruation according to TCM theory.

Modern Research

Moderate research exists for this herb, including some clinical trials and substantial preclinical data. While not as extensively studied as top-tier herbs, the evidence supports several traditional uses. More human trials would strengthen the evidence base.

View all studies on PubMed for Achillea millefolium

Where to Buy

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