So royal jelly is super great for a queen bee while worker bees are just workers. 
FrozenFire, have you given it a try yet? Ask your dad, if you will, for this herbal drink, does it taste reasonably well mixed in with something else, or is it largely beneficial by taking it in it’s pure/raw form?
Stated in one of an online sources, it is designed to help in decreasing of the spread of nervous system diseases. Haven’t come across any other herb that has the above as their punch line.