Custom Active Phage Serums

Bundle packs of 3, 4, or 5 refill inserts are available for the Custom Active Phage Serum.

HSA/FSA Eligible

Need your first bottle? Sign up for the MD-03 Phage Protocol™ to get started.

As part of our commitment to sustainability, please note that the outer glass package, cap, and dispenser are meant to be re-used. Simply insert your new refill into your original packaging and recycle your old refill insert when done.