Caffeine, is a naturally produced medicine from the seeds and leaves of many plants. It is also produced unnaturally to add to certain foods. Caffeine is termed as a medicine because it arouses the central nervous system, causing enhanced alertness. Caffeine gives most people a short-term energy boost and bump up mood. Caffeine is present in tea, many soft drinks, coffee, chocolate, and pain relievers and other over-the-counter medicines. Caffeine tastes very bitter in its natural form. However, most caffeinated drinks undergo processing to cover-up the bitter taste. You may feel caffeine’s effects for up to 6 hours though it is not stored in the body.

N-Acetyl-L-Tyrosine relates to the supplementation of tyrosine. The N-Acetyl-L-tyrosine is converted into L-tyrosine. N-Acetyl-L-tyrosine is useful in treating depression and mood problems. This is also of immense use in treating blood pressure, skin and hair color as well as Parkinson’s disease. N-Acetyl-L-tyrosine gets converted into the body and is soluble in water. N-Acetyl-L-tyrosine serves as one of the significant supplement to increase the tyrosine levels present in the body because the substances that stay undissolved are un-absorbed by the digestive tract. This contains B-6 vitamin and this is a must for the synthesis for neurotransmitter. N-Acetyl-L-tyrosine is prohibited by the FDA regulations to be appropriate for medical treatment. N-Acetyl-L-tyrosine, in the recent research has come to conclude that it is effective for medical conditions. Even mild stress causes neurotransmitter deficiency and this ends up in sullen moods or depression. However, N-Acetyl-L-tyrosine is useful in restoring skin pigment and also is effective in hair darkening.

Vitamin B12 helps maintain different forms of cells in the human body. For example, practices such as formation, maintenance and repair of red blood cells largely depend on Vitamin B12. It also takes care of the nerve cells in the body, helping maintain a strong nervous system. It is a key entity for regular formation of DNA in the body. In case of its deficiency in the body, abnormal cell formation, called megaloblasts, occur, which can cause anemia in the body. It is a good source of relieving the body from fatigue and weakness. Cyanocobalamin also helps reduce the cholesterol levels in the body. It is efficacious in treatment of Alzheimer's disease.

Yohimbine HCL is a tryptamine alkaloid obtained from a medicinal herb Pausinystalia yohimbe, also known as yohimbe or yohimbe bark. This supplement belongs to the group of stimulant drugs, which has aphrodisiac qualities. Yohimbine chloride—a standardized form of yohimbine—is also used to treat erectile dysfunction. It can also be used to treat sexual side effects caused by some antidepressants (SRRIs), female hyposexual disorder and is also a blood pressure boosting agent and treats orgasmic dysfunction in men. Used orally as a supplement causes significant fat loss in athletes. Yohimbine is an alkaloid obtained from the bark of Pausinystalia yohimbe Pierre where the active ingredient yohimbine HCL (indole alkaloid) is obtained from.