Tai Zi Shen vs Dang Gui Jian Zhong

Perennial of East Asia; root used in TCM as gentle qi and yin tonic — specifically for children and those who cannot tolerate stronger tonics.

Classical Kampo formula combining Angelica with middle-building herbs; used in Kampo for abdominal cold with deficiency and exhaustion.

heterophyllins, glycosides, polysaccharides, amino acids

ligustilide, ferulic acid, maltose, peony glycosides

Qi and yin deficiency in TCM (especially for children), Chronic fatigue and weakness, Lung yin deficiency with dry cough, Postpartum or post-illness weakness

Abdominal cold pain in Kampo, Deficiency exhaustion and fatigue, Post-illness recovery, Classic Japanese Kampo for middle burner cold

Adaptogen, Immunomodulatory, Gentle tonic for children, Anti-fatigue

Antispasmodic, Analgesic for abdominal pain, Adaptogen, Digestive tonic

9–30 g dried root as decoction; 500 mg–1 g extract

Traditional Kampo decoction as directed by practitioner

Acute infections with heat

Pregnancy, Bleeding disorders

GI upset in excess, Mild bloating

GI upset, Blood thinning from Dang Gui component