European larch (Larix decidua): traditional uses of the resin and bark, preparation methods, active compounds, contraindications and safety precautions.

Angelica (Angelica archangelica): traditional uses, preparation methods, contraindications and the photosensitivity risk of this Apiaceae plant.

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

Cypress (Cupressus sempervirens): traditional uses, how to prepare the tea and diluted essential oil, pregnancy contraindications and safety precautions.

Indian coleus (Coleus barbatus): traditional digestive uses, forskolin, preparation methods, drug interactions and warnings for pregnancy and glaucoma.