Blackcurrant (Ribes nigrum): traditional uses, how to prepare the leaf tea and juice, contraindications, and precautions with anticoagulants and diuretics.

Marsh Cudweed (Gnaphalium uliginosum): plant used in traditional infusions for mild hypertension and sore throat, with contraindications in pregnancy.

Black cumin (Nigella sativa): seeds traditionally used for immunity, digestion, and inflammation, with preparation methods, dosing, and contraindications.

Cardamom (Elettaria cardamomum): digestive spice used in teas, with traditional effects on digestion, circulation, and known contraindications.

Blackberry (Rubus fruticosus): traditional uses in teas and poultices, preparation methods, and contraindications for diabetes and pregnancy.