(I wouldn't term this a "witchy tip.) It's said, washing the face in water charged by rose quartz will help fade wrinkles and keep the skin young. Also, holding rose quartz to bruised skin may reduce swelling.
Recharge yourself! "Whenever you feel drained, close your eyes. Hold two crystals *preferably Amethyst or Quartz (on the left hand pointing inwards and on the right hand outwards) to create an energy circuit. Let the energy flow.