Ngokusebenzisa ukukhanya okubomvu okungu-600–700nm kunye nokukhanya oku-infrared okungu-700–4000nm, olu nyango luphucula umsebenzi we-mitochondrial, luphucula imetabolism yeseli, kwaye lukhuthaza iziphumo zonyango ngonyango olukhuselekileyo lomzimba.