Antibody Loyalty Program

We offer more than 90,000 antibodies produced in a variety of host species. Find high-quality primary antibodies for your protein of interest and secondary antibodies or other supplementary product by visting our Antibody Explorer Search Engine. A large proportion of our primary antibodies have been meticulously validated for certain immuno-applications, e.g. WB, IHC, IF, ELISA, ChIP, and Flow Cytometry. 

For every 6 antibodies purchased, you get one free-of-charge antibody*!

This offer is available until October 31, 2018

How it works:

  • Record your MilliporeSigma Antibody purchases
  • When you have purchased 6 antibodies (in 1-6 orders) register all data online (click registration button below) and request your free antibody 


*Campaign valid during 2018. Six antibodies must be purchased by October 31, 2018. Receive one pack of your selected antibody free-of-charge. Where there are several pack sizes available, you will receive the smallest pack size free-of-charge. Shipping costs still apply. Valid for our complete range of Primary Antibodies, excl. the Prestige, Roche, CellMarque and Bethyl Antibodies as well as any antibody detecting tags used for recombinant protein purification. Offer valid for customers in USA and Canada.

Offer valid in USA and Canada only.



Bioexpansion - Search our world-class antibody collection with the New Antibody Explorer