Looking into the ingredients more:
As we all know caffiene is effective and proven performance enhancer and is a stimulant.
Yohimbine (/joʊˈhɪmbiːn/)[2] is an indole alkaloid derived from the bark of the Pausinystalia yohimbe tree in Central Africa. It is primarily used as a treatment for erectile dysfunction. Brand names include: Erex, Testomar, Yocon, Yohimar, Yohimbe. It is a stimulant with aphrodisiac and mild MAOI effects that primarily acts as an antagonist of α2 receptors.
Dimethylaminoethanol Athletes say helps them get focused for their workouts and gives them improved mental tolerance and stamina.
Also known as DMAE, it is a compound that is known as a mind health compound. It does this by reducing buildup of what is known as the 'age pigment', which impairs cognitive function and is implicated in the cognitive decline with age. It can also increase levels of the compound involved with memory, acetylcholine.
It can also protect neurons and other cells from harmful effects of certain types of oxidation by embedding itself in the structure of the cell and acting as an anti-oxidant, as well as sustaining metabolic processes in the body through a process known as 'methyl donation'.
SYNEPHRINE HCL
Used as an “ALTERNATIVE” for ephedrine, Synephrine provides several of the same benefits as ephedrine, but does not cause near the same amount of “side effects“.
Reduces Appetite
Increases Alertness
Fast Results
Burns Fat
Increases Metabolism
Increases Energy
Synephrine HCL has shown to be an impressive ingredient for helping people lose weight. By increasing energy and alertness Synephrine helps with the needed motivation to continue on an exercise and diet plan. Metabolism is also increased with Synephrine which is the major contributor to the weight loss individuals experience when taking Synephrine.
L-Tyrosine is an amino acid that is used to produce noradrenaline and dopamine; supplemental appears to be anti-stress for acute stressors (which tend to deplete noradrenaline) and may preserve stress-induced memory deficits.
Taurine is an amino acid with a sulfur in it. It is found in foods, in highest amounts in meats, and is a heart and blood healthy agent that can confer a wide variety of health benefits. Its most well known usage is to reduce cramping caused by fat burners like Ephedrine.
Taurine is a semi-essential amino acid which acts as a lipid/membrane stablilizer in the body and can aid various anti-oxidant defense systems.