6,7 Dihydroxybergamottin is a furanocoumarin. This ingredient is generally present in grapefruit. It is also present in bergamot oil from which it derives its name. To a lesser extent it is even available in other citrus fruits and essential oils. Consuming 6, 7 dihydroxybergamottin supplements have an affect on the metabolism of various pharmaceutical drugs. 6, 7 Dihydroxybergamottin inhibits isforms of cytochrome P450 enzyme, especially CYP3A4. It is because of this feature that the enzyme prevents oxidative metabolism of some drugs, which results in accumulation of the drug in the bloodstream. According to some clinical studies 6, 7 dihydroxybergamottin hamper the body’s ability to digest caffeine, thereby extending its presence in the body. Patients under medication must therefore avoid consuming grapefruit and related supplements.

Caffeine, a central nervous system stimulant used in Stacker 3 XPLC as an aid to stay awake, for mental alertness due to fatigue or, in combination with other ingredients for pain relief, and as a power and energy accelerate. Caffeine is available alone as a non-prescription drug over the counter medication, in combination with other non-prescription drugs, and in prescription drug combinations for relief of pain and headache. Like Ephedra, caffeine acts to increase mental alertness while providing additional energy for weight loss and exercise training. Caffeine is more than a stimulant as it goes deep into muscles to provide long lasting power while delaying the onset of muscle fatigue. Also great before working out, caffeine fights fatigue and helps you get ready for your workout. For dieters feeling sluggish that need just a little something extra to get them through the day, caffeine is the obvious no-calorie stimulant solution. Many products containing caffeine anhydrous contain as much caffeine as one or two cups of coffee. It is recommended to limit the use of caffeine containing medications, foods, or beverages while taking caffeine supplements as excess caffeine intake may cause nervousness, irritability, sleeplessness and occasional rapid heart beat.

Capsaicin is used in several skin preparations and is used to relieve pain. It is available in the market in various forms such as ointments, creams, gels, liquids, lotions, sticks and pads under marketing names such as Capsagel, Zostrix, Arthricare for Women and Icy Hot Arthritis Treatment. A very astonishing fact is that capsaicin happens to be the active part of chili peppers. Though it is an irritant producing burning sensation on any tissue that comes in contact with it, it depletes substance P. Substance P transmits impulses of pan to the brain. It relieves pain due to diseases such as osteoarthritis, diabetes neuropathy and rheumatic arthritis. Capsaicin has not had any drug interactions till date. But this does not means that it can never have any interaction with any other drug. It is always best to confirm with your doctor if you really need to use capsaicin. Also, it is best to use this drug only in specified quantities.

Yerba Matte is potent and refers to a drink that is brewed with dried leaves. It belongs to the holly family that is an evergreen member. This grows in Peru, Argentina, Brazil and Chile. This is as well found in plenty in Paraguay. The Yerba Mate plant is considered as stimulant, aromatic, astringent, bitter, purgative, diuretic and good for inducing sweat and reducing fever. Yerba mate contains many minerals and vitamins. The Yerba Mate leaf has nutrition and antioxidants in plenty and hence North Americans prepare strong tea using this leaf. Yerba mate powder is used to boost immunity and to detoxify blood, restore hair color, combat fatigue, tone nervous system, stimulate mind, control appetite, retard aging, reduce stress and as well eliminate insomnia. The tea is preferred with sugar or some people add mint and few replace the water with milk. The extraction can be done repetitively so that the properties stay beneficial.

Yohimbine HCL is a bark and is appropriate for sexual dysfunction. This is the best for erection problems as it has alkaloids. The alkaloids possess medicinal properties and are used in drugs. Yohimbine meant the chemical found on the Yohimbe bark. This belongs to the chemical family called alkaloids. Yohimbine effects are impressive. Yohimbine is used since many centuries for sexual enhancement. This bark is now sold in alkaloid concentrations such as 4%, 8% and so on up to 20%. The higher is the concentration, the more is the potent. There are companies promoting it for weight loss as well. Yohimbine HCL exhibits side effects in the form of anxiety. This bark is dangerous when consumed in excessive amounts. Higher oral doses create numerous side effects like high blood pressure, rapid heart rate and over stimulation. It also causes sleeplessness and insomnia in users. It is best to take this only after the consultation of a physician or should be taken in minimal quantities.