This is a valuable tonic for tired eyes and blurry vision.

2   tablespoons fennel seeds

2   tablespoons eyebright

2   tablespoons bilberry powder

2   tablespoons gotu kola leaves, optional

Simmer in 2 cups of water for 15 minutes. Strain and drink half a cup daily. Two tablespoons of gotu kola leaves may be steeped for 10 minutes after the tonic has been simmered to increase circulation from the carotids.