I'm no expert in supplementology
but just from a quick glance
It says there is 575mg in 3 caps (or about 200mg/cap), which is 1 serving for this product.
And I know T-rex has 95mg per cap, (down from 100mg/cap awhile ago), and has 190mg caffeine per serving.
so right there to me it seems different. that seems like way too much caffeine per dose.