Citrus aurantium contains a number of constituents speculated to lead to weight loss, of which the most frequently cited constituents are synephrine and octopamine, which are structural analogs of adrenaline and noradrenaline, respectively, that can act as adrenoceptor agonists.

Raspberry ketone is a natural phenolic compound that is the primary aroma compound of red raspberries. Raspberry ketone occurs in a variety of fruits, including raspberries, cranberries, and blackberries. It is biosynthesized from coumaroyl-CoA.It can be extracted from the fruit, yielding about 1–4 mg per kg of raspberries.

L-tryptophan is an essential amino acid that helps the body make proteins and certain brain-signaling chemicals. Your body changes L-tryptophan into a brain chemical called serotonin. Serotonin helps control your mood and sleep.

Camellia sinensis is a species of evergreen shrubs or small trees in the flowering plant family Theaceae whose leaves and leaf buds are used to produce tea. Common names include "tea plant", "tea shrub", and "tea tree".

Capsicum annuum is a species of the plant genus Capsicum native to southern North America and northern South America. This species is the most common and extensively cultivated of the five domesticated capsicums. The species encompasses a wide variety of shapes and sizes of peppers, both mild and hot, such as bell peppers, jalapeños, New Mexico chile, and cayenne peppers.

Acetyl-L-carnitine, ALCAR or ALC, is an acetylated form of L-carnitine. It is naturally produced by the body, although it is often taken as a dietary supplement. Acetylcarnitine is broken down in the blood by plasma esterases to carnitine which is used by the body to transport fatty acids into the mitochondria for breakdown.

Gelatin capsules – the global preference – are an elegant form with gelatin as the primary gelling ingredient.In these dosage forms, the medications or dietary supplements are safe and able to be safely stored. Gelatin, a pure protein, is tasteless, gluten-free, GMO-free and offers a benign oral dosage form that creates a pleasant experience for the consumer.