Ingredients for some of the different glos,
Sweetscents Customer Service :: View topic - INCI nomenclature
I ordered, but haven't tested yet. It looks in the package and from the ingredients more like an average foundation.
Dark Olive Glo = Mica, Titanium Dioxide, Iron Oxides, Zinc Oxide.
Darkest Warm Glo = Mica, Titanium Dioxide, Iron Oxides, Zinc Oxide.
Dark Glo = Mica, Titanium Dioxide, Iron Oxides, Zinc Oxide.