Isatis tinctoria
A TCM antiviral herb — the root (Ban Lan Gen) is one of China's most used herbs during respiratory illness outbreaks. Also a historical blue dye.
If you take any medications, review these interactions carefully.
Few known interactions.
Pregnancy. Spleen deficiency. Prolonged use.
GI upset, diarrhea. Not for long-term use.
Pot with lid (non-aluminum), Strainer, Measuring spoon, Stove
Some roots are very potent — follow specific dosing guidelines for individual herbs. Avoid decocting herbs with volatile oils (peppermint, chamomile) as you will lose the beneficial compounds.
Refrigerate and use within 48-72 hours. Can be gently reheated.
Herb grinder or pre-powdered herb, Empty vegetarian capsules (size 00 or 0), Capsule filling machine (optional but recommended), Small bowl, Scale (optional for precision)
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Capsules bypass taste, which can be important — bitter taste stimulates digestion. For digestive herbs, teas or tinctures may be more effective. Always follow recommended dosing.
Store in airtight containers away from moisture. Use within 6-12 months for best potency.