Isatis Root

Isatis tinctoria

Family: Brassicaceae Evidence: B decoctioncapsulepowder

TCM antiviral powerhouse — Ban Lan Gen is the most commonly used herb in China for sore throats and flu. During SARS and COVID, sales exploded. Contains indirubin (anti-leukemic compound). Also the source of blue woad dye.

Safety Profile

PregnancyInsufficient Data
BreastfeedingInsufficient Data
PediatricNot Recommended

Contraindications

Spleen deficiency (TCM) — very cold herb. Long-term use.

Interactions

Immunosuppressants.

Side Effects

GI upset, diarrhea (very cold nature in TCM). Allergic reactions.

This information is for educational purposes only. It is not medical advice. Consult a qualified healthcare provider before using any herbal product.