Eupatorium perfoliatum (boneset): traditional uses, compounds, preparation forms, and the pyrrolizidine alkaloids that limit it to short-term, guided use.

Mouse-ear hawkweed (Pilosella officinarum): traditional uses, active compounds, tea preparation, synergies and safety precautions for this diuretic herb.

Safflower (Carthamus tinctorius): traditional uses of the flower, seed oil, active compounds, preparations and cautions in pregnancy and with anticoagulants.

Immortelle (Helichrysum italicum): traditional uses, essential oil, active compounds, preparation methods, recipes and safety precautions for this plant.

Ironweed (Vernonia fasciculata): traditional uses, phytochemicals, preparation methods, synergies and safety precautions for this North American plant.