Barberry Bark

European barberry bark is one of the ingredients of Dr. Grossman's Advanced Vision Support Formula.

  • Barbery bark contains berberine which promotes strong immune-specific protection - it is considered to have antiobiotic qualities
  • It protects again fungal infetions, yeast, parasites, and bacterial/viral infections
  • Not only does it strengthen the eye but supports the liver and gallbladder which are linked via the meridians to the eye