5-HTP may be useful if you are overweight as many believe that weight gain may be caused by decreased amounts of tryptophan to 5-HTP, which causes low serotonin levels, which may cause constant hunger. Adding 5-HTP to your diet may reduce this deficiency and remove these feelings of hunger.

Betaine HCL is a source of hydrochloric acid that occurs naturally and is as well a non-essential nutrient that assists in digesting food by breaking proteins and fats. Betaine HCL is essential for absorption of calcium, protein, iron and vitamin B12. This is a hydrochloric acid that destroys the microorganisms and ingested bacteria. Betaine HCL is taking by people having reduced stomach acid levels. There is no proper food source to enhance the levels. The acidity is strong and this is supplemented in the tablets or capsules form in grains or milligrams. There is no adverse effects detected, but further studies are being done. Betaine HCL is effective for Asthma, Thyroid, arthritis, diarrhea, gallstones and food allergies. Betaine HCL should be discontinued immediately if one experiences a burning sensation. Nursing or pregnant women and children or people with severe kidney or liver disease should shun away from taking this nutrient. Even people having a history of gastritis or ulcers should consult doctor.

Bioperine, a standardized extract from the fruit of Piper nigrum L (black pepper) or Piper longum L (long pepper). It contains 95 percent of piperine. Bioperine is used in conjunction with other herbs or vitamins to increase their absorption and digestion to make them more effective.

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- Grouped with the Vitamin B complex, choline is deemed an essential nutrient. It is a natural amine and an organic compound, which serves several physiological purposes. Choline improves the structural integrity of cell membranes and provides signaling roles, assisting with the system of communication, which controls basic cellular activities and manages cell actions. Deemed a nootropic drug, choline as a dietary supplement is supposed to increase the cognitive behaviour and alertness. As a building block of the neurotransmitter acetylcholine, choline certainly seems to be nootropic, but recently the application of choline as a nutritional supplement helping to reduce body fat because of the activity in the lipid metabolism was observed. Infant formulas that are not derived from cow’s milk are ordered by the FDA to supplement choline.

Citrus Aurantium is a fruit from the citrus family. Although later replaced by the sweet orange in recognition, it has retained many practical uses both in home remedies and in food. Citrus Aurantium boosts up the metabolism, which converts fat deposits into energy. Extensive use may help to control weight and hold back the effects of obesity. It can work as an appetite suppressant to restrain overeating. Citrus Aurantium can help to reduce chest congestion and coughs. Citrus Aurantium is a potent energy booster.

Garcinia Cambogia is a small fruit that looks just like a small size pumpkin. An extract from its fruit and rind has been used to prepare various products mainly for weight loss. This herb, which is mainly found in India and some parts of Asia, is believed to suppress appetite and enhance fat-burning due to the presence of hydroxycitric acid (HCA) in the extract. This is how it works - HCA inhibits an enzyme called citrate lyase that plays an important part in converting excess carbohydrates into fat, but when it is inhibited, the body burns the extra carbs. While animal studies have suggested reduced food intake and decrease in body fat, human trials have not been so conclusive.

Ginger Root, the rhizome of the perennial herb Zingiber Officionale found in the Southwest coast of India and the Malabar Coast. Ginger root is commonly used for its ability to cleanse the colon, reduce spasms and cramps, stimulate circulation, and aid metabolism. Ginger is also a strong antioxidant and effective microbial agent for sores and wounds. Ginger works in the digestive system by increasing the pH of stomach acid, reducing its acidity, thereby lower the rate of gastric secretions, and increasing digestive enzyme activity. By providing you with a clear head and by working as a metabolism aid, Ginger Root is the perfect compliment to any diet plan. At prescribed dosage levels, Ginger Root has no recorded problems of known significance. No drug interactions have been reported as well.

Gotu Kola, also known as hydrocotyle, centella asiatica or indian pennywort. Gota Kola is commonly used for wound healing, and improved mental function. The most active constituents are the triterpene saponins, which include asiaticoside, brahmoside, brahminoside, brahmaic acid and madecassoside.

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

Guarana contains a significant amount of guaranine, a substance that is similar to caffeine found in coffee beans. It helps stimulate the adrenal glands and increase the production and release of hormones such as epinephrine, norepinephrine (adrenaline), and dopamine. This helps the metabolism of the body that enhances fat loss, and increases energy and endurance. It helps the body burn the fats to be used for energy. It aids in fighting stress, weakness and fatigue. As a stimulant, it also improves mental alertness, clarity, focus, concentration, and memory retention. Guarana also also improves the libido or sex drive in both men and women. Guarana also contains tannins that help prevent diarrhea and soothes the digestive system.

Inositol is a carbocyclic polyol found in fiber rich food items such as bran, wheat or legume. Even though it is a form of sugar, it works differently from glucose. With the help of several nutrients and vitamins like B6 and B12, inositol controls fat accumulation in the liver. It is also effective in the treatment of diabetes, low blood cholesterol levels and liver problems. This essential component helps in the formation of cell membrane that allows passage of molecules in and out of the cells. It also affects the signaling molecules of the body and is important for pleasure (serotonin) activity of the brain. Some of the good sources of inositol are kidney beans, cereals with bran content and fruits like oranges and cantaloupes.

Kola Nut- The trees found in Africa have seed pods that are inherent with Kola nuts. In regions of western Africa and central Africa, Kola nut trees are commonly found and they tend to grow up to 18 meters in height which is a good 60 feet. Kola nut consists of caffeine and has acts as a powerful anti depressant and stimulant. Kola nuts importance has been realized mainly in western Africa. It is also useful in reducing indigestion, hunger and fatigue. In simple words, it functions as an aphrodisiac. According to tradition, Kola nuts are offered when someone enters their new house and it symbolizes hospitality and friendship. Kola nut can be easily found as there are several street vendors selling them at places such as the bus or train station.

L-Carnitine is produced from amino acids present in the body. It burns fat for the release of energy for the body to function and is therefore, one of the more well known agents of weight loss. L-Carnitine is also believed to have an effect in the delay of Alzheimer’s disease. Conditions, such as angina, cause insufficient production of L-Carnitine. It is commonly found in breast milk, red meat and dairy products. Low levels of L Carnitine can cause cramps in the muscles, low blood sugar and tiredness. When using supplements of L-Carnitine, a person must use suitable amounts of Vitamins C and B, along with iron supplements. Proteins from animals and other foods, rich in nutrition will assist in meeting the required levels of nutrition.

L-Tyrosine is a non essential amino acid occurring in the body. L-Tyrosine may be created from the synthesis of phenylalanine which is also an amino acid. It is one of the building blocks of proteins in the body. It is also a precursor for several neurotransmitters such as L-dopa, dopamine, epinephrine and norepinephrine. It helps treat and prevent illness such as Parkinson’s disease, Alzheimer’s disease, depression and other such mood disorders. It also helps protect the body from free radical damages. It also helps protect the skin from UV rays damages on the skin by aiding in the production of melanin. It also helps in increasing the metabolic rate that speeds up muscle building and fat loss. It also increases the endurance.

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.

Piper Nigrum(Black Pepper) or black pepper, which is a common spice, has medicinal properties. It is a tropical plant and India is the largest producer of Piper Nigrum. It possesses anti-bacterial and anti-inflammatory properties. It acts as an antioxidant agent also. Black Pepper contains essential oil, which acts against intestinal flatulence and also stimulates sweating and urination. The essential oil found in Piper Nigrum stimulates stomach cells to produce HCl acid, which helps in digestion. Piper Nigrum also helps in absorption of certain essential micronutrients like coenzyme Q-10, beta-carotene and EGCG. Pepper has its contribution in Ayurvedic medicines also. Pepper seeds are used to prepare sinusitis relieving medicines. It also used for sore throat and dry cough.

Riboflavin, an easily absorbed micronutrient, is also known by the name of Vitamin B2. It plays a key role in maintaining the health of animals as well as humans. A wide variety if cellular processes require this vitamin. It plays a key role in energy metabolism, just like other B vitamins. It is the kind of micronutrient which required for the metabolism of proteins, carbohydrates, fats and ketone bodies. There are a lot of food products that are a good source of Vitamin B2. Matured soybeans, yeast, mushroom, livers, kidneys, leafy vegetables, milk, cheese, almonds are such products that are rich in this vitamin. But riboflavin does get destroyed if exposed to light. Riboflavin is a non toxic vitamin. Hence, there is no harm in taking it orally.

Selenium is a trace mineral that plays an important role in several metabolic pathways such as glutathione-peroxidise pathway. Selenium works with Vitamin E which gives its strong antioxidant effects and improves the immune system. It protects the body from prematurely aging. It also help prevent free radical damages that may cause heart diseases and cancer. It is essential in the proper function of the thyroid hormones, and promotes efficient metabolism. It is also beneficial in the reproductive health particularly of men because it facilitates in the sperm production, and prevents infertility. Selenium also helps reduce inflammation which is beneficial to those with rheumatism to reduce pain.

Siberian Ginseng, also known as Eleutherococcus senticocus, is often labeled as ginseng but it is not a true ginseng. Siberian ginseng is more of a stimulant than real ginseng, so it is usually used for increased stamina and for boosting the immune system and immune system responses. Siberian ginseng is also inexpensive compared to real ginseng.

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.