Contact Us Your Name (required) Your Email (required) Subject Your Message Have questions or comments about our products? Please let us know. You can also find more information about PhytoMast on our PhytoMast FAQ page.PHONETOLL-FREE – 1-833-269-6787OFFICEMailing Address:PO Box 6 Saxapahaw, NC 27340Physical Address:2301 Austin Quarter Road, Graham, NC 27253Want to ask the community?Join Dr. Karreman’s Livestock Natural Treatments Facebook group to ask questions to the veterinary and farm community about natural treatments for farm animals. Click here