1. Chitosan is a non-digestible fiber extracted from the shells of crabs, lobsters, and other crustaceans. It is prepared in supplement form for products as Chitosan-C and Chitorich  . It is an effective fat binder; it enters the body, binds to the fat in the food, and keeps it from being absorbed by the body  . There are two downsides to this method. First, fat blockers can prevent the body from absorbing nutrients it needs. Second, this bound fat still needs to leave the body, which it often does in the form of stomach pain, unpleasant anal leakage, and diarrhea. Best Sellers in Healthy Fat Burning Supplements Chitosan is recommended for reducing lowering cholesterol levels and promoting weight loss .

2. L-Carnitine is a catalyst synthesized from amino acids and required for the transport of fatty acids from the bloodstream into the mitochondria during fats breakdown to generate metabolic energy for maintaining a healthy body weight. It is widely available as a nutritional supplement  .

3. Chromium is a trace element, which can increase insulin efficiency. It reduces insulin resistance, and glucose is diverted towards muscle rather than into fat storage  . It builds muscle at the expense of body fat gains  . Chromium supplementation led to reduced cravings for fat, not carbohydrates .

4. Ephedrine is a sympathomimetic amine, derived from various plants in the genus Ephedra, commonly used as a powerful stimulant, weight loss supplement, and appetite suppressant  . It helps the body lose fat by way of raising the body’s core temperature through the process of thermogenesis, thereby increasing the metabolic rate speed and burning more calories  .

5. Synephrine is an alkaloid, derived primarily from the immature fruit of Citrus aurantium, and is commonly used in weight loss. It has gained significant popularity as an alternative to ephedrine but it is safer and effective than ephedrine  .

6. Raspberry ketone is a natural phenolic compound of red raspberries, cranberries, and blackberries  . In mice, raspberry ketone has been shown to prevent high-fat-diet-induced elevations in body weight when given in very high doses, up to 2% of body weight  . However, no effects on body weight of rats were observed with doses up to 200 times greater than the estimated intake in humans  . The #1 Best Good Fat Burning Supplements  The high-dose effect is reported to stem from the alteration of lipid metabolism, increasing norepinephrine-induced lipolysis .

7. Pyruvate is the salt of pyruvic acid, found in most dietary supplements combined with a mineral such as calcium or magnesium to improve stability  . It found to enhance weight loss, decrease appetite and fatigue, as well as increase energy levels, exercise endurance, and muscle glycogen stores  .

8. Conjugated Linoleic Acid (CLA) has been found by researchers to encourage fat breakdown  . Natural Fat Burner Food Supplement CLA transports dietary fat into cells to be burned for energy or used to build muscle  .