Sandalwood (Santalum album): traditional uses, santalols in the essential oil, diluted topical use, contraindications and how to choose cultivated oil.

Henna (Lawsonia inermis): traditional uses on hair and skin, phytochemistry, preparation methods and why to avoid black henna and use on babies or with G6PD.

Hairy beggarticks (Bidens pilosa): traditional uses, phytochemical profile, preparation methods and key precautions on phototoxicity and drug interactions.

Water pepper (Persicaria hydropiper): learn about its traditional uses, compounds such as polygodial, preparation methods and key safety precautions.

Purslane (Portulaca oleracea): common names, traditional uses, omega-3-rich profile, culinary recipes and cautions about oxalates and pregnancy.