Chicken with Cordyceps Militaris Soup

My first try of this chicken soup. My family love it very much. The main benefits had been written below:

Benefits of Cordyceps Militaries Anti-aging, anti-inflammatory and anti-cancer effects
Improved respiratory and liver functions
Reduced blood and urine sugars, reduced blood pressure
Reduced risk of heart diseases
Immunostimulating and immunomodulating activities.
Improved sexual function and stamina
Original recipe taken from  http://yukiecody.blogspot.sg/#!/2012/10/chicken-with-cordyceps-militaris-soup.html

I had made some changes to the receipe as below:

Ingredients

3 chicken drumsticks
10g cordyceps militaris (虫草花)
5 pieces of dry longans
10 red dates (seed removed)
3 dang sheng
3 ginger slices
1 tbsp wolfberries
1 tsp salt

Methods

1) Blanch chicken drumsticks  in boiling water for 2 mins to remove the blood. Pour away the water.
2) Bring a fresh pot of water to boil, add in chicken and all herbs except for wolfberries. Boil for 10 mins, cover lid and simmer for 3 hours over low fire.
3) 10 mins before serving, add in wolfberries and a tsp of salt.