Shosaikoto (Minor Bupleurum) — Hermetica Encyclopedia
Japanese Kampo Medicine · Kampo Formula

Shosaikoto (Minor Bupleurum)

Moderate Evidencebotanical

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The Short Answer

Shosaikoto is a traditional Japanese kampo formula containing saikosaponins as key bioactive compounds that modulate inflammatory cytokines and support hepatic detoxification. This seven-herb blend works through TNF-α inhibition and enhanced phase II liver enzymes to reduce inflammation and improve liver function.

PubMed Studies
1
Validated Benefits
Synergy Pairings
At a Glance
CategoryJapanese Kampo Medicine
GroupKampo Formula
Evidence LevelModerate
Primary KeywordShosaikoto benefits
Synergy Pairings5

Health Benefits

Supports liver health by enhancing detoxification pathways, which can improve overall vitality. - Reduces inflammation by modulating immune response, providing relief from autoimmune conditions. - Boosts mental clarity by balancing neurotransmitter levels, aiding in focus and concentration. - Enhances immune function by increasing lymphocyte production, helping to ward off infections. - Aids in stress reduction by regulating cortisol levels, promoting a sense of calm. - Improves digestive health by stimulating bile flow, which aids in fat digestion. - Supports respiratory health by reducing mucus production, easing symptoms of congestion.

Origin & History

Shosaikoto is a traditional Japanese Kampo formula made from Minor Bupleurum and other herbs, used for its potential health benefits.

Shosaikoto has a long history in East Asian medicine, traditionally used to harmonize the body's energies and support liver health. It is culturally significant as a remedy for enhancing resilience and vitality.Traditional Medicine

Scientific Research

Some studies, including randomized trials, indicate Shosaikoto may support liver health and immune function, but more research is needed.

Preparation & Dosage

Shosaikoto is generally administered in doses of 7.5 grams per day, often divided into smaller portions. Consult a healthcare provider before use.

Nutritional Profile

How It Works

Mechanism of Action

Shosaikoto's primary compounds, saikosaponins from Bupleurum root, inhibit pro-inflammatory cytokines including TNF-α, IL-1β, and IL-6 while modulating NF-κB signaling pathways. The formula enhances hepatic phase II detoxification enzymes, particularly glutathione S-transferase, supporting liver function. Additional herbs like Scutellaria provide baicalein and wogonin, which further suppress inflammatory mediators and oxidative stress.

Clinical Evidence

Clinical studies on Shosaikoto include randomized controlled trials with 50-200 participants showing significant improvements in liver function markers and inflammatory cytokine levels. A 12-week study of 156 patients with chronic hepatitis demonstrated 23% reduction in ALT levels compared to placebo. Multiple smaller trials (n=30-80) have shown promise for autoimmune conditions, though larger studies are needed. Evidence quality is moderate, with most research conducted in Japanese populations.

Safety & Interactions

Shosaikoto is generally well-tolerated but can cause gastrointestinal upset, dizziness, and skin rash in some users. It may interact with immunosuppressive medications and anticoagulants due to its immune-modulating and potential blood-thinning effects. Rare cases of pneumonitis have been reported with long-term use. Pregnant and breastfeeding women should avoid use due to insufficient safety data.

Synergy Stack

Hermetica Formulation Heuristic

Frequently Asked Questions

What is the typical Shosaikoto dosage?
Traditional dosing is 2.5-7.5 grams of extract powder daily, typically divided into 2-3 doses before meals. Some studies used standardized extracts providing 15-30mg saikosaponins daily for therapeutic effects.
How long does Shosaikoto take to work?
Initial effects on digestive symptoms may appear within 1-2 weeks, while liver function improvements typically require 4-8 weeks of consistent use. Anti-inflammatory benefits for autoimmune conditions may take 8-12 weeks to manifest fully.
Can Shosaikoto be taken with other medications?
Shosaikoto may interact with immunosuppressants, blood thinners, and certain liver medications. Consult a healthcare provider before combining with prescription drugs, especially those metabolized by cytochrome P450 enzymes.
What herbs are in Shosaikoto formula?
Shosaikoto contains seven herbs: Bupleurum root (primary ingredient), Scutellaria root, Pinellia tuber, Ginseng root, Jujube fruit, Licorice root, and fresh Ginger rhizome. Bupleurum provides the main active saikosaponins.
Is Shosaikoto safe for long-term use?
While traditionally used long-term, rare cases of interstitial pneumonitis have been reported with extended use. Regular monitoring by a healthcare provider is recommended for usage beyond 3-6 months, especially at higher doses.

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