Kusetshenziswa ukukhanya okubomvu okungu-600–700nm kanye nokukhanya kwe-infrared okungu-700–4000nm, lokhu kwelashwa kuthuthukisa umsebenzi we-mitochondrial, kuthuthukisa ukusebenza kweseli, futhi kukhuthaza imiphumela yokwelapha ngokwelashwa ngokomzimba okuphephile.
