Home of Culbac® All Natural Products

For over fifty years, TransAgra International Inc. has been providing unique, all natural microbial fermentation products for animal feed, forage and agronomy customers around the world. TransAgra’s all-natural family of safe and effective Lactobacillus fermentation products helps restore and maintain a healthy balance of digestive bacteria in all animals, inhibits mold and improves feeding value of hay and fermented forage, and provides organic benefits and growth stimulation to plants and soil. Learn more.

Please visit our Culbac dealers page for a distributor location near you.

Employment Opportunity

We are interviewing candidates for our Director of Research and Development. Download the description and requirements (PDF).

The TransAgra family of products

Latest News and Updates

Recommendations for reducing nozzle plugging
Microbiologist at TransAgra International, Dr. Roy Leach, addresses the issues...
Read more...
Find us at World Dairy Expo 2014
Plan to visit TransAgra at the Exposition Hall to learn more about Culbac products.
Read more...
Culbac for New Turf
Planning on starting a new lawn or renovating an old one? Make sure to check out the benefits you'll see by using Culbac this spring.
Read more...
Culbac for New Plantings
It's time once again to bring the life back to your gardens and landscapes. See how Culbac Plant Solution can aid the survival and establishment of you new plants.
Read more...