The five-year agreement means the brand will become the official mouthguard supplier to the Aviva Premiership club and provide the latest in custom fit mouthguard technology to the first, second and academy teams from the start of the 2014/15 season.
Shock Doctor products will also be available in the Saracens club shop and online channels.
In addition, the brand has pledged to support the club’s local rugby initiatives through the Saracens Sport Foundation.
Atul Shah, CEO of Hy-Pro International, Shock Doctor’s UK distributor, says: “This agreement will become part of our long-term brand development strategy and cement our position as global leaders in sports protection.
“We are looking forward to a long and successful partnership and sharing in the ethos of the Saracens club.”