A bioadhesive sealant storage and preparation system may comprise a plurality of containers and an adapter. The plurality of containers may comprise a first container having a first bioadhesive sealant component therein, and a second container having a second bioadhesive sealant component therein. The adapter may comprise a manifold comprising a plurality of channels formed therein, an inlet region sized and configured to receive the plurality of containers and facilitate fluid communication between each container of the plurality of containers and a respective channel of the plurality of channels, and an outlet region sized and configured to receive a syringe and provide fluid communication between the syringe and the plurality of channels.