KIEN PRO is acomplimentary food additive for Koi.
It compensates for important nutrients that are lost in the production process of granular feed.
The improved KIEN PRO helps to aid your fish during digestion.

The unique mix of herbs, amino acids, fatty acids, vitamins, carbohydrates and minerals/trace elements and probiotics and enzymes will allow all organs involved in digestion to function in harmony.

Also, the beneficial microorganisms will eagerly use the enzymes and herbs that are in the KIEN PRO.