Caffeine is the most widely used legal stimulant of the central nervous system and is also used in Biotest Spike Shooter, with characteristics that have been described as restoration of alertness and removing from drowsiness. Coffee, Tea, many soft drinks and energy drinks as well as nutrition supplements have this ingredient, which is a psychoactive substance, a xanthine alkaloid that can act as a adenosine receptor antagonist, as well as a phosphodiesterase inhibitor. Although regular use of caffeine seems to have nootropic effects, enhancing cognitive abilities, it also is known to provide long term effects on the nervous and cardiovascular system, like in one study it was proven that people with normal to low blood pressure have the possibility of developing a heart disease significantly reduced, as well as the chance of getting the Parkinson’s disease.

N-Acetyl-L-Tyrosine will raise the tyrosine level in the body. The benefit with N-Acetyl-L-Tyrosine is that it is 20 time more soluble in water. This is one of the amino acids.

Vitamin B12 is a water soluble vitamin and is one of the 8 B vitamins. It has the chemical formula C63H88CoN14O14P. In the absence of Vitamin B12, the brain and the nervous system will not be able to function properly. It also plays a key role in the formation of blood. Vitamin B12 was discovered from its relation to the ailment pernicious anemia. Plants and animals are not capable of synthesizing VitaminB12; the enzymes required for this purpose are found only in bacteria. Vitamin B12 deficiency in human beings is due to its complex human physiology. It is available singly or in combination with other supplements.

Yohimbine HCL, also known as 17-hydroxy-yohimban. Yohimbine is an odorless; white crystalline powder; scarcely soluble in water; soluble in chloroform and alcohol. The chemical title is 17-hydroxy-yohimban-16- carboxylic acid, methyl ester. Yohimbine works as a weak blocker of alpha-adrenergic receptor. It is used in angina pectoris and arteriosclerosis, and has been used as a mydriatic and local anesthetic and for its supposed aphrodisiac properties. Yohimbine is a therapeutic derivative of the bark of a tree named Corynanthe yohimbine.