Unlike drugs and medications, weight loss and food supplements are not regulated by Food and Drug Administration (FDA). Generally, the supplements are considered to be safe but some of them may have unfavorable interactions with certain medicines. Thereby, always discuss these adverse reactions with your doctor.
Weight Loss Supplements
Chitosan is an indigestible fiber, purified from shells of lobster, crabs and fish. In agriculture, chitosan is used as plant growth enhancer. As weight loss supplement, chitosan is capable to attract fats from digestive system, block absorption of fats and expel them from the body. It is believed chitosan apart from binding fat, can also absorb vitamins A, D, E and K and essential fatty acids. Side effects include constipation and gas.
Chromium is a mineral that humans require in trace amounts. It was observed that extra chromium leads to sugar level balance in diabetics. Chromium also aids in reducing insulin resistance, decreases deposition of fat and encourages absorption of glucose and amino acids into muscles.
Insulin has an influence on blood glucose level and the way the body uses glucose for energy. This way, chromium effect on insulin and fat metabolism which leads to reduced appetite and cravings.
Chromium is effective weight loss supplement especially for people who eat lot of processed foods.
Citrus Aurantium, known as sour or bitter orange, is a replacement for ephedra herb that was prohibited by FDA. Citrus Aurantium contains synephrine, compound similar to caffeine and epheridine due to its stimulating effect. Citrus Aurantium supplement promotes metabolism, reduces appetite and increases energy level and burning of calories. It can also increase blood pressure, thereby people suffering from hypertension should avoid citrus aurantium supplements.
Conjugated Linolenic Acid (CLA)
CLA is fatty acid found in meat and milk products. As a supplement, CLA encourages metabolism, promotes muscle growth, boosts immunity and decreases abdominal fat. On the other hand, it may slightly increase levels of bad and good cholesterol and lipo-protein level thus lead to inflammation and heart conditions.
CLA is available in pill and syrup form. It is the most effective if diet is altered, and regular exercise are included.
Garcina Cambogia, known as brindal berry or malaba tamarid, is a pumpkin-like fruit native to Asia. It is rich source of hydroxycitric acid (HCA) which is similar to citric acid. HCA in weight supplement reduces appetite and acts as fat inhibitor.
Other Weigh Loss Supplements
Following herbs may help in reducing weight but they are not much effective. Only with complete weight loss program this herbs can be useful. They include: Yerba mate, Hoodia, Pyruvate, Plantago Psyllium, Hydroxymethylbutyrate (HMB), and Guarana.