Asparagus (Asparagus officinalis): diuretic properties, root tea preparation, phytochemical profile, and contraindications for kidney stones and pregnancy.

Brazilian ginseng (Pfaffia paniculata): traditional uses, decoction and tincture preparation, phytochemical profile, and contraindications for pregnancy.

Hyssop (Hyssopus officinalis): traditional uses for cough and digestion, tea preparation, and essential oil contraindications in pregnancy and children.

African ginger (Siphonochilus aethiopicus): traditional uses, tea preparation, and contraindications for pregnancy and blood thinners.

Huang Qin (Scutellaria baicalensis): traditional uses, tea preparation, and contraindications for pregnancy, surgery, and blood thinners.