Galangal or Kha Benefits: Relieves flatulence, diarrhoea, asthma and bronchitis and reduces phlegm. Apply mixed, pounded fresh roots mixed with whisky to the skin to stop fungus and ringworm. Galangal contains Vitamins B1 and B2, calcium and phosphorous. Use: It is good in soups like tom yum, tom kha and tom saeb and noodle broth. People in the Northeast add chopped galangal to their spicy salads like laab. Chopped galangal is also a common ingredient in curry paste.