Papaya (Carica papaya): traditional uses of the leaf and fruit, papain, phytochemical profile, recipes, pregnancy precautions and contraindications.

Dragon's blood (Croton lechleri): traditional uses of the Amazonian latex, studied compounds, crofelemer, preparation forms, recipes and contraindications.

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

Lesser celandine (Ficaria verna): traditional uses for hemorrhoids, key compounds, preparation methods and why the fresh plant is toxic and calls for caution.

Iceland moss (Cetraria islandica): traditional uses for cough and throat irritation, phytochemistry, tea preparation, recipes and usnic acid precautions.