Acetyl- L-Tyrosine occurs naturally in the body. This amino acid plays a pivotal role in assisting the body in developing chemicals such as dopamine. Without this, the body can have adverse effects culminating in a sense of sadness, depression, anxiety and an inability to concentrate. Most over the counter supplements that are intended to help boost the body’s naturally occurring processes also include sorbitol, stearic acid, magnesium stearate, modified cellulose gum and colloidal silicon dioxide. This supplement is ideal for vegetarian and vegan users as it contains no animal products. There may be adverse interactions with MAO inhibitor drugs and this should not be used if pregnant or nursing.

Bioperine 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.

Caffeine is a powerful and very common alkaloid supplement used in Lean Stack primarily to increase the body’s ability to lose weight quickly, boost energy and stimulate the brain into more activity with better clarity. It also fuels the body’s metabolism for increased fat burning qualities. This allows users to have more stamina for exercise and more focus for weight loss initiatives. Caffeine anhydrous is found naturally in many different beans and plants and works successfully as a stimulating supplement for those needing increased energy, focus, and alertness. When taken as a supplement for health or weight loss reasons, caffeine anhydrous should not be combined with other traditional forms of caffeine, such as soft drinks, energy drinks, coffee, or tea, because the supplement form is concentrated and powerful in itself.

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.

Chromium Polynicotinate, which is a form of chromium, an essential trace mineral that is needed for the body's production of insulin. Insulin is a hormone that stabilizes the body's blood sugar level.

CLA is the abbreviation for Conjugated linoleic acids. It belongs to the linoleic acid group. These acids are mainly found in dairy products and meat. Conjugated linoleic acids have been said to have antioxidant and anti-cancer properties. Research has been conducted on mice and rats to see whether these acids can help hinder the growth of tumors in mammary, colon and skin tissues. Studies are also being conducted on whether conjugated linoleic acids can help reduce abdominal fat. Although, some researchers are of the opinion that supplements containing CLA may have certain side effects. It is believed that these supplements when taken by over weight people might tend to increase the insulin resistance, thus resulting in high chances of developing diabetes. This is said to be one of the major side effects of CLA.

Cocoa Seed Extract is the extract of the seeds of Theobroma cacao. It is cultivated for its seeds which are present in its pod shaped fruits. The extracts from its seeds have a number of health benefits. They are also used to make chocolate. Studies show that Cocoa extracts contain a high level of flavonoids, specifically epicatechin, which may have beneficial cardiovascular effects on health. The ingestion of flavonol-rich cocoa is associated with acute elevation of circulating nitric oxide, enhanced flow-mediated vasodilatation, and augmented microcirculation. Researchers also found that consumption of Cocoa can reduce risk of cancer and can reduce elevated blood pressure.

Conjugated Linoleic Acid.

Dandelion is the most common weed flowering plant found worldwide. The two most common species are Taraxacum officinale and Taraxacum erythrospermum, also known as the dandelion flower and the dandelion parachute ball. A flower head of such a dandelion flower is structured out of hundreds of smaller florets. These biennial or perennial herbaceous plants are native to Europe, the Northern Hemisphere. It has been found out that the flowers of dandelion contain a strong antioxidant, luteolin, which is a flavonoid with diverse properties, such as inflammation inhibitor, immune system modulator and a carbohydrate metabolism promoter. Chinese medicine has used this plant for centuries for medicinal purposes, usually in form of a tea concoction, applied as a liver detoxifying method. Other uses were listed as inflammation reduction and as a diuretic.

DMAE (Dimethylaminoethanol) is a supplement which acts as anti-oxidising agents. They are mostly consumed in order to increase the functioning of brain and also to keep up the health of skin. DMAE greatly works in some advantageous process such as enhancing the ability of learning, mood and mainly to increase the memory power. They keep the skin healthier by stabilising the membranes of lysosomes that you find in human skin and also repairs those skin cells which are damaged. It resists the impact of the ages which damages the healthier skin by blocking the activity of lipofucsin. There are of course some side effects caused by these supplements as well and hence it must be consumed with the advice of some physicians.

Folic Acid produces healthy red blood cells and prevents anemia in both children and adults. It is especially important in pregnancy and infancy and is also believed to help in the prevention of cancer, stroke and heart disease.

Garcinia Cambogia, which is used for the active ingredient, Hydrocitric Acid or HCA. It is extracted from the garcinia cambogia fruit, similar to an orange. It is commonly used as an appetite suppressant. Hydrocitric acid or HCA is a "lipogenesis inhibitor," which means that it slows down the production of fat from the metabolism of carbohydrates and proteins. This means that more calories are burned as energy and less are turned into stored fat. Studies on animals and humans have shown that HCA can suppress fat production and reduce appetite.

Ginger Root- Ginger is a spice which originated in Asia, where it is grown primarily in India and the Southeast of Asia. Currently it is used all over the world for culinary purposes. Several other uses, besides that of a spice, have been encountered, like in Ginger Ale, ginger tea, but also ginger beer. Gingerbread is perhaps the most popular example of ginger use, but historically it has been labeled as a stimulant and a carminative. Indonesia traditionally uses herbal preparations with ginger, which is supposed to reduce fatigue and help control all kind of digestive problems. Ginger is also known to help with morning sickness and is an ingredient in motion sickness remedies. Nausea in many forms, including chemotherapy, is treated with ginger as well.

Grape Skin Extract is extracted from the skin of grapes. Grape skin extracts, particularly red grape skin extracts, are becoming popular in medicine and nutritional supplements because some recent researches have indicated that polyphenolic extracts of red grape skin can prevent and inhibit angiogenesis, and decreases the basal motility of endothelial and cancerous cells because it has inhibitory effects on the vascular endothelial growth factor and the enzyme sphingosine- 1 - phosphate, thus preventing diseases related to angiogenesis deregulation. These diseases frequently include cancers and malignant brain tumors.

Grapefruit Extract, also known as citrus seed extract is a liquid that is derived from the seeds, pulp as well as the white membranes of grapefruit. Some scientists claim that grapefruit extract possesses antibacterial, antiviral and antifungal properties while others recommend it for the treatment of earache, throat infections etc. There are two ways in which grapefruit extract is prepared. One is the natural, self-made grapefruit extract which is made by grinding the seed and pulp and then mixing them with glycerine. The second method is the commercial way in which the seed, pulp, glycerine and synthetic preservatives are all blended together. Grapefruit extract is believed to have a lot of scope in the health food industry. However one has to be careful as grapefruit can have several interactions with certain drugs like warfarin.

Green Tea Extract- For thousands of years, Green Tea has been used for the purpose of medicine in countries such as China and India. The leaves of the Camellia Sinensis plant are allowed to dry after being lightly steamed. The leaves are steamed as the properties of the plant are retained through this procedure. The extract has a number of varying health benefits, inclusive of properties that assist the body in fighting cancer and body protecting antioxidant effects. Green tea also offers protection against digestive and respiratory infections. It reduces health affecting LDL cholesterol, increases the levels of HDL cholesterol that is good for the body. Along with keeping control of the content of blood sugar in the body, it also helps burn fat in the body by boosting the metabolic rates.

Guarana is a climbing plant of the Sapindaceae family native to the Amazon basin. Guarana is best known for its fruit and seeds. Guarana extracts contain naturally high amounts of caffeine which the plant uses in defense against pathogens. Its extracts are a natural and abundant source of caffeine in most parts of the world. It is added to soft drinks, herbal tea, energy shots and used in capsules. The extracts have a positive effect on cognition and they also increase memory retention and physical endurance. A 2007 study on human pilots showed its positive effects on memory, alertness and mood. It is also reported to have antioxidant and antibacterial effects.

Kola Nut, bitter brown seed that contains caffeine. Once used to make cola soft drinks, Kola Nut has been replaced by artificial flavourings in most beverages.

L-Carnitine is yet another weight loss supplement that also is an antioxidant and has effects on male infertility, diabetes, and bone mass and fatty acid metabolism.

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.

Magnesium Stearate is coommonly used as a filling agent in the manufacture of capsules and tablets, such as vitamins, the source of this ingredient is typically bovine. However, there is an increasing number of vegetarian options in which the product specifically indicates it contains magnesium stearate from vegetable sources.

Opumtia Ficus-indica is a species of cactus which has been domesnticated for a long time. It is a very important agricultural plant in economies throughout the arid and semiarid parts of the world. Opuntia ficus-indica is also known by other names. They are Indian fig opuntia or barbary fig. The main reason behind growing the opuntia ficus-indica is its fruits. The vegetable nopales are also used for various purposes. In the culinary world, it is often referred to as the prickly pear. The large, sweet fruits called tuna are the most commercially valuable use of the species of opuntia ficus-indica. Sicily, Spain, Mexico, Ethiopia, Egypt, Saudi Arabia, Brazil, Israel, Chile, Algeria, Morocco, Italy are some of the countries that cultivate the opuntia ficus-indica in significant quantity.

Pantothenic Acid also known as B5 is a natural, inexpensive and safe form of curing acne. It is free from all negative side effects. It is best suited for people with oily skin as it stops the overproduction of oil within our body. It converts the carbohydrates and fats into energy effectively when synthesized with other Vitamin B. Additionally it also helps your body produce red blood cells and metabolizes fats. It plays a significant role in reducing physical and mental stress because it works along with the stress hormone producing adrenal gland. Pantothenic acid is present in all kinds of food and therefore our body gets sufficient amount of it. As it is impossible for our body to become deficient in pantothenic acid, there is no recommended daily amount of it. Eggs, whole grains and milk contain panthothenic acid in large numbers.

Silica is silicon dioxide, a trace mineral found in bones, teeth, skin, eyes, glands and organs. It also helps keep skin elastic. Silica works with calcium to maintain bone strength.

Stearic Acid is a saturated fatty acid that occurs in many animal and vegetable fats and oils. Stearic acid is useful as an ingredient in making candles, soaps, plastics, oil pastels and cosmetics, and for softening rubber. Stearic acid is used to harden soaps, particularly those made with vegetable oil. Even though stearic acid is a saturated fat, studies have suggested that it has little effect on blood cholesterol levels, because such a high proportion is converted to oleic acid.

Vanadyl Sulfate is a trace mineral often used for the natural treatment of diabetes. It comes from vanadium, which has the ability of imitating the effects of insulin in human body. It is available in food items like radish, vegetables oils, eggs, buckwheat, dill, pepper and oats. Vanadyl Sulfate is a blue crystalline solid which increases the amount of amino acid and glucose that is driven into the muscles. Since vanadyl supplement tends to decrease the need of insulin and lowers the level of blood sugar, you must consult your physician before taking it. Vanadium is also believed to help the body store more energy due to which the need for conversion to triglycerides, for fat storage decreases. Since the effect of vanadium lasts for few weeks, it should be taken in cycles.

Vitamin A is used for improving poor night vision, dry skin, and it can help acne. It is also a fat soluble vitamin. Too much vitamin A can cause side effects. An excess of vitamin A can actually make acne worse.

Vitamin B12 is required for the normal functioning and development of the nervous system, blood cells and brain. It’s a water soluble vitamin which is used to elevate mood, improve energy levels and concentration, to boost immune system and in sleeping disorders. Severe deficiency of Vitamin B12 can lead to pernicious anemia. It is also used for lowering high homocysteine levels which may contribute to heart disease, asthma, AIDS, to prevent cervical and other cancers, memory loss, osteoporosis, allergies and skin infections. It also helps to prevent atherosclerosis, multiple sclerosis, and kidney and gum disease. Vitamin B12 is added in almost all multi-vitamin B complex supplements. Deficiency of Vitamin B12 in infants can lead to megaloblastic anemia, delayed developments and movement disorders. Studies have proved that when used in combination with folic acid, it can prevent heart diseases.

Vitamin B6 allows the metabolism of amino acids, carbohydrates, as well as lipids to take place, also aids in keeping skin vibrant.

Vitamin C, also known as Ascorbic (a-SKOR-bik) acid, is needed for many functions in the body, including helping the body use carbohydrates, protein, and fats. Vitamin C is found in most citrus fruits and green vegetables and is a strong antioxidant.

Vitamin E is a fat-soluble vitamin and is an antioxidant. Vitamin E helps to gradually break down blood clots in the circulatory system and helps prevent more from forming. Involved in red blood cell formation.

White Kidney Bean Extract can be used as part of a weight loss program. Originating from South America where it is native to Peru among other places the bean has obviously been eaten for thousands of years. As part of a proper weight loss programme it is said, by some manufacturers of weight loss supplements, to be more efficacious than Ephedrine HCL at promoting fat loss. There are considered to be no known side effects. It works by blocking the absorption of starch into sugar therefore lowering the calorific impact of eating starch rich foods such as pasta, bread and rice. By reducing the sugars absorbed the body has less calories to store as body fat.

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.

Yerba Matte is believed to possess cancer-fighting properties and has shown to have a relaxing effect on muscle tissues and a stimulating effect on heart tissues.