CAFFEINE is chemical substance of alkaloid group, of course, of vegetal origin, belonging to xanthix base family, with common purinic nucleus (purine, uric acid, xanthine, theophylline, theobromine). This is a purinic trimetylated base or trimethylxanthine of molecular mass 1942.
CAFFEINE acts on mobilization of free fatty acids
CAFFEINE inhibits phosphodiesterases eliciting AMPc hydrolysis, in turn indirectly intervening in lipolytic function chain
Inhibition of phosphodiesterase
Triglyceryde lipase stimulation
Free fatty increase
It should be underlined that caffeine elimination half-life is longer in obese tan in normal subjects.