Cowslip (Primula veris): traditional uses of the flower and root, preparations, recipes, synergies, contraindications and safety notes on allergy and saponins.

Clove (Syzygium aromaticum): traditional uses, eugenol, preparation methods, recipes and contraindications, with a warning about clove oil in babies.

Chinese Cinnamon (Cinnamomum cassia): traditional uses, preparation, how it differs from Ceylon cinnamon, and contraindications tied to coumarin and the liver.

Dragon's Blood (Daemonorops draco): traditional uses of the resin, tincture and poultice preparation, phytochemistry, and contraindications.

Summer savory (Satureja hortensis): properties, traditional uses, tea preparation, contraindications, and care for this aromatic Lamiaceae herb.