Overview MastiShield™ Teat Sealant is a nonantibiotic dry cow intramammary teat sealant device that mimics the cow’s natural first line of defense, the keratin plug.

  • Provides a safe physical barrier between the udder and the environment
  • Helps control mastitis during the dry period where more than 50% of early lactation Escherichia coli mastitis cases begin
  • Compatible with conventional dry cow management practices
  • Easy-to-use syringe with 2-stage tip allows flexibility when administering the product to ensure proper sealant placement
  • Zero milk withdrawal and zero meat withdrawal