MigreLief Original (age 12-adult) and Children’s MigreLief (age 2-11) contain special, proprietary forms of 3 dietary supplement ingredients — two forms of Magnesium, Riboflavin (Vitamin B2), and Puracol™–a proprietary source of the herb Feverfew.  MigreLief+M contains the same 3 ingredients as Original MigreLief PLUS Chasteberry extract , L-Theanine, D-Biotin, Pyridoxine Hydrochloride  and Chromium Picolinate.  Fast-acting MigreLief-NOW contains  Aflapin Boswellia, Ceravasc™ Ginger, Puracol™ Feverfew and Magnesium.