No, caffeine isnt known to interfere with creatine absorption
In brief, male mice were deeply anaesthetized with an intraperitoneal injection of 7% chloral hydrate and transcardially perfused with a modified ice-cold artificial cerebrospinal fluid (aCSF) (described below)
Body mass composition analysis Mice were weighed right before inserted into the sampling compartment of a Brukers Minispec LF50 Lean/Fat Analyzer for the whole-body compositional analysis by nuclear magnetic resonance of fat tissue, lean tissue, and free fluid in a non-invasive, non-destructive, and stress-free manner, prior and following metabolic studies
Chemically, this is definitely not true, as the two forms are almost the same, both are polymers and the subunits can be repeated in both forms as much as you like
Abnormal glutamatergic neurotransmission and neuronal-glial interactions in acute mania
The female preponderance may be because females are more prone to be interested in their weight