An air ioniser (or negative ion generator or Chizhevsky's chandelier) is a device that uses high voltage to ionise (electrically charge) air molecules.
Vitamin E for hair growth is beneficial because vitamin E has the effect of a scalp massage all the time. It contains valuable antioxidants that help to keep the immune system up and improves circulation to all parts of the body, including the scalp.
for hair growth be sure to get a balanced diet with vitamin c biotin i e vitamin b7 or vitamin h and niacin vitamin b3 if you cannot get enough of these vitamins in your diet you may need to take a vitamin supplement for hair growth