Caffeine- The bitter, white crystalline xanthine alkaloid caffeine is found in tea, coffee, soft drinks, chocolates, pain relievers, and a variety of over the counter medications. It is a psychoactive stimulant drug that causes increased alertness by stimulating the central nervous system. For the same reason, many people feel more energetic after consuming it. It even elevates the mood but these effects do not last for long. The effects of caffeine usually last for about five to six hours, though caffeine sensitivity varies from person to person. It has been found that people who consume lot of caffeine on a daily basis soon develop less sensitivity and may need to increase their intake to enjoy the same effect. Being a diuretic, a person consuming caffeine may have to urinate more often.

Embelic Myrobalan Extract is the extract of a plant with biological name Emblica officinalis. In India it is commonly known as amla. The active ingredients in Emblic myrobalan that have significant pharma-cological action are gallic acid, tannins, pectin, and ascorbic acid (Vitamin C). Its extracts are used in medicine for treatment of vermifuge and to stimulate appetite. It is one of the highest natural sources of Vitamin C (3,000 mg per fruit). Some studies suggest that Emblic myrobalan extracts can be used in treatment of diabetes. Research also shows that it increases the red blood count, strengthens the hair and prevents premature graying of hair.

Evodiamine is a chemical that is extracted from a particular species of plants that has been shown to reduce overall fat intake.

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.

Octopamine is a secretion initially discovered in the salivary glands of the Octopus and hence the derivation of the name. it tendso to act as a neurotransmitter, transmitting messages from the neurons to the brain and vice versa. Octopamine has been found to have a tendency to release fat deposits from cells, thus aiding in the loss of weight. It is therefore being used as a slimming agent by most people, even though there is no concrete evidence that it does assist in weight loss, for sure. Octopamine is also believed to increase blood pressure levels when it is in combination with other weight loss stimulating supplements. Although not much is known about Octopamine, a deeper study is being conducted into its uses and effects.

Passion Flower belongs to the family of Passifloraceae. It is one of the 500 species of flowering plant that belong to this family. It is also known as passion vines or passiflora. This family of plants consists of vines, scrubs and herbaceous. These flowers have hundreds of hybridized varieties. These hybrid varieties are most used for the purpose of fruits, foliage and flowers. Some of these passion vines also bear fruits. These fruits are generally round or elongated and are edible. There are a vast variety of these fruits grown in different countries. Passion fruit, sweet granadilla, maypop, giant granadilla, banana passion fruits are just a few of these species. The fresh and dried leaves of the fruit maypop have been to make tea. This infusion is said to treat illnesses like hysteria, insomnia and epilepsy. It is also known for its painkiller properties.

Sclareolide- Contains properties that are used in athletic nutrition and weight loss but is primarily used in cosmetics and tobacco for its fragrance components.

Vinpocetine, a memory enhancer. Vinpocetine makes cerebral microcirculation (blood flow) easier, increases brain cell ATP production, and increases useability of glucose and oxygen.

White Willow Bark, or Salix alba, is a willow commonly found in Europe and adjacent parts of western and central Asia. The bark of the White Willow has been used for centuries against fevers and to ease pains and aches. Already Hippocrates wrote about the White Willow bark powder two thousand five hundred years ago. The active ingredient of the White Willow bark is called salicin, a relative to aspirin and chemical derivative of the salicylic acid. When ingested, salicin is converted to salicylic acid, a beta hydroxy acid. As a nutritional supplement, White Willow products are being propagated as weight loss additives, whereby the scientific community has yet to provide any corroboration to this allegation. Besides the well known anti inflammatory characteristics, any other uses have not been approved by the FDA.

Yohimbe is a tree that grows in different parts of Western Africa. Active compounds called alkolids are present in its bark with Yohimbine being the principal alkaloid. Yohimbe bark extracts are available in health food outlets. You can also buy it online. These extracts are promoted as a product that increases sex drive and for the treatment of erectile dysfunction. However, there is proof of their effectiveness. Most studies are concerned with the drug Yohimbine and not herbal extract Yohimbe. The side effects of Yohimbe include anxiety and dangerous increase in blood pressure.