Caffeine is the most widely used legal stimulant of the central nervous system and is also used in Methyl Lean, with characteristics that have been described as restoration of alertness and removing from drowsiness. Coffee, Tea, many soft drinks and energy drinks as well as nutrition supplements have this ingredient, which is a psychoactive substance, a xanthine alkaloid that can act as a adenosine receptor antagonist, as well as a phosphodiesterase inhibitor. Although regular use of caffeine seems to have nootropic effects, enhancing cognitive abilities, it also is known to provide long term effects on the nervous and cardiovascular system, like in one study it was proven that people with normal to low blood pressure have the possibility of developing a heart disease significantly reduced, as well as the chance of getting the Parkinson’s disease.

Epigallocatechin Gallate (EGCG) is among the major catechins found in green tea. It belongs to the class flavan 3 ol of flavonoids, and is polyphenolic matter. Black tea also contains EGCG but in lower quantities. Epigallocatechin gallate makes up about 30% of dry weight of the green tea leaves. EGCG is the most powerful antioxidant present in green tea. It helps to burn fat, increase metabolism, and lower the storage of fat. Researches show that EGCG can be beneficial in curing many types of cancers, like bladder, cervical, prostate, and brain cancer. It also builds up the immune system and protects the body from many diseases.

Gelatin is a solid substance that comes from the collagen found inside the skin and bones of some animals, mostly from pigs, cattles and other domesticated animals. The collagen becomes gelatin after undergoing the process of partial hydrolysis. Gelatin is a protein that is translucent, colorless, odor-free, breakable and almost without taste. One property of gelatin is its ability to melt easily when heated and in the same way, solidify when cooled. Commonly, it is being utilized as a gelling agent in many industries like food, pharmaceuticals and cosmetics. It's also known by its E number which is E441.

Gymnema Sylvestre, also known as Gurmar and Meshashringi, or 'sugar destroyer'. Gymnema Sylvestre leaves have a blood sugar lowering effect. The leaf extracts also contain gymnemic acid which inhibits hyperglycemia and also acts as a cardiovascular stimulant. Gymnema Sylvestre is commonly used to remove the taste of sugar, therefor reducing cravings for sweets.

Hoodia Gordonii is a water retaining plant, also known as a succulent, which grows without leafs. Being native to the south of Africa, it has been in use for an indeterminable amount of time as an appetite suppressant. It is very easily identifiable, because the flowers of this plant have a rotten meat odor. The ingredient of the plant which is responsible for the appetite suppressing effects has been named P57. It is a steroidal glycoside which seems to act directly to the central nervous system’s mechanisms and supposedly raises the content of adenosine triphosphate in brain by at least a half. The effects of P57 in trials were registered as capable to reduce food intake by some fifty per cent on a daily basis.

Jojoba is most popularly known to produce high quality oil and is a woody bush found more commonly in the regions of northwestern Mexico, Southern Arizona and Southern California. Jojoba is found to be dioecious, which means you might find separate plants with male flowers and for female flowers. Compared to male flowers the female flowers are smaller in size and there is color difference as well. Male flowers are found to be yellow where as, female flowers are pale green in color. Jojoba oil is great for those who suffer from the problem of back acne. Jojoba oil is antibacterial in nature. Its wax esters share a great resemblance with our skin sebum and so it’s considered to be very effective.

Konjac Root, a water-soluble dietary fiber, fiber may be helpful to those trying to lose weight because it absorbs water and provides a feeling of fullness. Konjac is commonly used in traditional Asian foods such as noodles and tofu.

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.

Phaseolus Vulgaris, also known as White Kidney Bean Extract. Phaseolus vulgaris is believed to change the digestive process that converts starch to sugar, lowering the calories and carbohydrates absorbed from high carbohydrate foods (Technically, but the amount is very small).

Titanium Dioxide , also known as titania, has many uses. It is used as coloring or pigment, sunscreen, and in cosmetics. It has photocatalyst effect that kills bacteria and decomposes the toxins which are produced when the bacteria is killed. Its antibacterial effect is continuous even when bacteria are still propagating. It is commonly used in mineral cosmetic products which help protect the skin and fights pimples and skin imperfection. It is also an effective sun block and protects against UVA, UVB, and URA rays which cause deterioration of cells and lead to premature aging, and cancer. It also promotes healing of wounds.