5-HTP is an amino acid which occurs naturally. It is sold in many countries including the United States not only as a diet supplement but also as an appetite suppressant, antidepressant and to abet sleep. 5 –HPT affects the serotonin synthesis present in the central nervous system and causes psychoactiveness. 5 – HPT is believed to increase the production of neurons in the serotonin; this in turn increases serotonin release and causes mood imrpovement. When administered along with decarboxylase inhibitor like carbidopa it increases the level of plasma. Nevertheless, several studies have come up with contradictory reports. While some has come up with theories about its effectiveness even in the absence of decarboxylase inhibitor, others indicate that 5 – HPT when combined with carbidopa could cause conditions similar to scleroderma.

Betaine HCL, or betaine hydrochloride, is not an essential nutrient, but it helps in absorption of proteins, vitamin B12, iron and calcium and helps in the digestive tract with the protein and fat breaking up abilities. It is a supplemental source of hydrochloric acid, with a low pH level. Besides the obvious use against indigestion and heartburn, other uses have been proclaimed for betaine HCL, such as lowering the homocysteine level, helping with thyroid conditions and others. With progressing age, hydrochloric acid and digestive enzymes may decrease, with a poor digestion as a result. With betaine HCL, when taken at the beginning of a meal, proper digestion can be accomplished. Betaine HCL is most commonly provided with the addition of pepsin, a digestive enzyme.

Cayenne peppers are rich in vitamin A and C, calcium and other nutrients. They cure fever, colds and sore throats. They improve the digestive process. They protect the heart by strengthening arteries and regulating blood flow thus preventing heart attacks. External use reduces discomfort and swelling due to frostbite and joint pains by increasing blood flow to the area. Cayenne oil reduces toothaches effectively. Cayenne powder keeps hands and feet warm by improving blood circulation, when sprinkled into gloves or shoes. It is also known to reduce itching. A water-cayenne mixture helps to stop external bleeding. It reduces internal bleeding by even distribution of blood in the body. It also increases vigor and stamina. You must consult a physician before using cayenne for medicinal purposes.

Choline, sometimes called Choline Bitartrate, is an essential nutrient involved in many bodily actions such as the structure and function of cells and metabolic functions.

Chromium Picolinate - The popular nutritional supplement, which has been invented to treat chromium deficiency, is also a popular weight loss and muscle growth product. Due to the chromium role it plays in sugar and lipid metabolism in humans, it has been deemed helpful as a supplement, in particular with the body building communities. The argument is that chromium picolinate improves the uptake of glucose by enhancing the effect insulin has in the body, providing better blood circulation. Bad dietary habits, in particular in the United States, have lead to the population verging on the brim of chromium deficiency. Body Building aficionados really require a wholly balanced diet, which in turn requires adequate amounts of chromium be present in the metabolism, even more so if the individual is practicing a serious exercise program.

Citrus Aurantium is the Latin name for a citrus tree which grows bitter oranges. Traditionally being used by Chinese medicine and herbologists, the extract of the orange and the peel was used as a dietary supplement in concoctions with other herbs to suppress appetite. While other active ingredients of the citrus aurantium may contribute and even promote the effect, the main ingredient used in all weight loss products is synephrine, an alkaloid similar to ephedrine. It is a phenethylamine; it influences the alpha1 adrenergic receptor, constricting blood vessels, additionally increasing the heart rate and the blood pressure. In most cases the use of synephrine is paired with a diet and body building plan, where weight loss and muscle building is essential.

Garcinia Cambogia is helpful for weight loss as it suppresses accumulation of body fats. It promotes fat oxidation, increases serotonin release and its availability in brain, normalizes lipid profiles and reduces serum leptin levels in overweight people. Garcinia cambogia extract improves mucosal defensive mechanisms in the stomach and, so, is a good protective agent against gastric ulcers. It reduces both the volume and acidity of gastric juice. It acts as an appetite suppressant and also enhances metabolism. Garcinia cambogia can be helpful for people who attempt to have a low carb diet. It helps improve energy levels and strengthen the immune system. Garcinia cambogia extract can increase mucosal defense means in stomach, thus helping with gastric ulcers. It can decrease stomach acidity, and increase defensive properties on gastric juices.

Ginger Root has been used as herbal medicine in India, Asia, and Arab countries for a long time. People in China have been using this knotted, thick, underground stem or rhizome of the plant Zingiber officinale to improve digestion for over two thousand years. Ginger was also found effective in the treatment of health conditions such as heart problems, arthritis, colic, and diarrhea. Ginger is also a popular cooking spice in different cuisines. The magic herb can also help a great deal in pregnancy, motion sickness, and cancer chemotherapy since it aids in preventing or treating nausea and vomiting associated with it. Many women consume ginger to reduce the pain during menstrual periods. Ginger is also used to reduce inflammation and combat inflammation-related problems such as arthritis and ulcerative colitis. You may buy fresh ginger root or go for other variations like ginger extracts, capsules, and oils.

Gotu Kola is one of the many common names given to the herbaceous annual plant called Centella asaitica. It is mainly found in countries like India, Sri lanka, Northern Australia, Malaysia, Iran, Indonesia, Melanesia and a few more on the Asian continent. This plant is used as a herb in traditional Chinese medicine and Ayurvedic medicine as well. It has slender stems that interconnect one plant to another. The leaves of this plant are long stalked and green in color. It has reniform leaves with rounded apices and is smooth in texture with palmately netted veins. The rootstocks which grows vertically down has rhizomes on it. Their color is creamish and are often covered with root hairs. The plant which is harvested manually matures in about three months, including the roots.

Green Tea Extract increases energy expenditure and affects fat oxidation, which therefore promotes weight loss by increasing the body's metabolism.

Guarana has in recent times received widespread popularity because of an energy drink. It is actually a climbing plant in the family related to maple and is native to the Amazon region, predominantly in Brazil. It is a flowering plant with big leaves, but the fruit is the most prominent component, not bigger than a coffee bean. Guarana fruit has about the double content of caffeine when compared to the coffee bean. Besides the cognitive and fatigue reducing effects of caffeine, guarana displays also other interesting properties, such as the assistance in a weight loss program; namely, guarana affects the perception of the satiation, making the person feel full sooner. Further antioxidant and antibacterial effects have been noted as well. In combination with linoleic acid, guarana has shown fat cell reduction effects in mice.

Inositol - The precise role of Inositol is unknown. Animals deficient in inositol grow poorly and show hair loss. iI occurs naturally in fruits and cereals.

L-Carnitine is chemically similar to an amino acid, L-Carnitine is responsible for the metabolism of fat in the body. It transports fatty acids into the cell’s metabolic furnace known as mitochondria. Synthesized in the liver and kidney, L-Carnitine helps the body use fat for energy. It acts as an aid in releasing tryglycerides and stored body fat into the bloodstream. With an adequate intake of L-Carnitine, you can improve the contraction of muscles, function of the heart and balance of protein in the body. As compared to the synthetic fat burning supplements that cause insomnia and addiction, L-Carnitine is a natural component which brings fat to metabolizing stations so that it can burn and produce energy. In case you have carnitine deficiency, you can have 1000mg of tartrate per day which is considered to be an effective form of carnitine.

L-Tyrosine is an amino acid that is nonessential. It is synthesized from the body from phenylalanine which is also an amino acid. L-Tyrosine has the power to have an effect on the neurotransmitters and this affects various health conditions including depression, mood disorders and Parkinson’s disease. Many such studies have proved that L-Tyrosine helps people having depression. It acts as a precursor and eases the effects of psychosocial, environmental and physical stress. L-Tyrosine turns into melanin by the skin cells and the dark pigment prevents the ultraviolet light from affecting. The thyroid hormones playing a significant role in the process of the body also contain tyrosine. L-Tyrosine is commonly found in all the dairy products, fish, oats, wheat, meat and also in all other protein containing foods. This is also found to be beneficial for people trying to withdraw alcohol. L-Tyrosine has not exhibited severe side effects, yet taking it should be recommended by doctors.

Niacin, also called Vitamin B3, exists in two main forms, niacin and niacinamide. The niacin form produces a flushing and itching of the skin when taken at higher dosages and this feeling is only temporary.

Pantothenic Acid is also called vitamin B5 (a B vitamin). Its chemical formula is C9H17NO5 and Mol. Mass is 219.23 g mol-1 . It is a water soluble type of Vitamin B and an essential nutrient for life. Pantothenic acid is critical in the metabolism and synthesis of carbohydrates, proteins, and fats. It is used in some hair and skin care products .Pantothenic acid supplements are used to fulfill vitamin deficiency. Research also shows that these supplements reduce the duration of morning stiffness, degree of disability, and pain severity in rheumatoid arthritis patients.

Riboflavin, also called Vitamin B2, is naturally manufactured by the body. Riboflavin is needed for the proper use of oxygen and amino acids, carbohydrates and fatty acids. Riboflavin is also utilized by Vitamin B6 in the body and is used to manufacture niacin. Riboflavin is especially needed when eating large amounts of protein.

Selenium is considered good for health if taken in small amounts. It is a trace mineral which when incorporated into protein, makes selenoproteins that helps stop cellular damage due to free radicals. The major source of selenium is plant foods and its content in the food depends on the selenium content in the soil where it was grown. Also known as selenium acid, selenium sulfide and selenium yeast, this mineral is available in seafood and meat products. The main function of selenium is to work with vitamin E in order to maintain the elasticity and preservation of tissues. It not only helps in improving the supply of oxygen and blood to the muscles in the heart but also slows down the aging process by enhancing endurance.

Spirulina, unicellular blue - green algae, is one of the earliest photosynthetic life forms on earth. This micro-organism is rich in vegetable proteins, vitamins, minerals, carbohydrates, enzymes, lipids, phytochemicals and essential amino acids. Since it is very easily digestible and provides a balance of necessary nutrients, it has become a potential source of probiotic, whole food. For instance, the blue colored pigments called phycocyanin are known to combat cancer. For these reasons, Spirulina is also considered to be a beneficial biochemical and medical resource. Through ages, the alga has been widely used for its nutritional properties by the indigenous people of North Africa and Mexico. But now, Spirulina is used in dietary supplements also. Commercial preparations of Spirulina are available in the form of powder, capsules, and tablets.