Best Weight Loss Pills
There are many various weight loss solutions out there. This includes all kinds of pills, drugs, and natural supplements.
Here are the 4 most popular weight loss pills and supplements, reviewed by science :
Hydroxycut has been around for over a decade and is currently one among the foremost popular weight loss supplements in the world.
There are several different types, but the most common one is simply called "Hydroxycut."
How it works: It contains several ingredients that are claimed to help with weight loss, including caffeine and a few plant extracts.
Effectiveness: One study showed that it caused 21 lbs (9.5 kg) of weight loss over a 3 month period (5).
Side effects: If you're caffeine sensitive, you'll experience anxiety, jitteriness, tremors, nausea, diarrhea, and irritability.
2. Orlistat (Alli)
Orlistat may be a pharmaceutical drug, sold over-the-counter under the name Alli, and under prescription as Xenical.
How it works: This weight loss pill works by inhibiting the breakdown of fat within the gut, making you're taking in fewer calories from fat.
Effectiveness: According to a big review of 11 studies, orlistat can increase weight loss by 6 pounds (2.7 kg) compared to a dummy pill (13Trusted Source).
Other benefits: Orlistat has been shown to reduce blood pressure slightly, and reduced the risk of developing type 2 diabetes by 37% in one study (14Trusted Source, 15Trusted Source).
Side effects: This drug has many digestive side effects, including loose, oily stools, flatulence, frequent bowel movements that are hard to regulate , et al. . It may also contribute to deficiency in fat-soluble vitamins, such as vitamins A, D, E, and K.
It is usually recommended to follow a low-fat diet while taking orlistat, to minimize side effects.
Interestingly, a low carb diet (without drugs) is as effective as both orlistat and a low-fat diet combined (16).
3. Raspberry Ketones
Raspberry ketone could be a substance found in raspberries, which is liable for their distinct smell.
A synthetic version of raspberry ketones is sold as a weight-loss supplement.
How it works: In isolated fat cells from rats, raspberry ketones increase the breakdown of fat and increase levels of a hormone called adiponectin, believed to be related to weight loss (17Trusted Source).
Effectiveness: There is not a single study on raspberry ketones in humans, but one rat study using massive doses showed that they reduced weight gain (18Trusted Source).
Side effects: They may cause your burps to smell like raspberries.
4. Conjugated Linoleic Acid (CLA)
Conjugated linolic acid , or CLA, has been a well-liked fat loss supplement for years.
It is one among the "healthier" trans fats, and is found naturally in some fatty animal foods like cheese and butter.
How it works: CLA may reduce appetite, boost metabolism, and stimulate the breakdown of body fat (38Trusted Source, 39Trusted Source).
Effectiveness: In a major review of 18 different studies, CLA caused weight loss of about 0.2 pounds (0.1 kg) per week, for up to 6 months (40Trusted Source).
According to another review study from 2012, CLA can make you lose about 3 lbs (1.3 kg) of weight, compared to a dummy pill (41Trusted Source).
Side effects: CLA can cause various digestive side effects, and may have harmful effects over the long term, potentially contributing to fatty liver, insulin resistance, and increase.