Ziziphus Seed (Suan Zao Ren)

酸枣仁 (Suān Zǎo Rén) · Ziziphus jujuba (seed)

The seed of sour jujube — TCM's primary herb for insomnia and anxiety. Nourishes heart blood and calms the spirit. Key ingredient in Suan Zao Ren Tang, the most famous sleep formula.

Evidence Score
4/10
Preliminary
Safety
Safe for most adults

Good For

Key Benefits

May promote relaxation and improve sleep quality

Traditionally used to calm the mind and support restful sleep

May help the body adapt to stress

Traditionally used to calm the spirit and ease tension

How to Take

Typical dose: Follow product label. Typically 300-600mg extract, taken 30-60 minutes before bed
Forms: capsule, powder, tea/decoction, tincture
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, 酸枣仁 (Suān Zǎo Rén) has been used for centuries. It is traditionally used to calm the spirit (shen) and settle the heart-mind.

Modern Research

Research is still emerging for this herb. Most evidence comes from animal studies, in-vitro experiments, and traditional use records. Limited clinical trial data is available. The herb shows promise but requires more rigorous human studies to confirm efficacy.

View all studies on PubMed for Ziziphus jujuba (seed)

Where to Buy

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