Top meizitang advanced plus supplements that you can purchase in a store or online will clearly show the ingredients in the product. What's more, they will make no direct claims to their efficacy and will only suggest that their product can aid in a specific area rather than cure or prevent. This is because the FDA does not allow any product that has not been properly tested in a FDA approved lab settings to make any medical claims. While certain ingredients, such as creatine, have been tested in lab settings, the entire product must be tested in this way as well to make a specific claim. Some products might say 'with clinically proven *whatever tested ingredient they have used*' to promote their product, which is perfectly legal.
Another reason that diet supplements are so popular is because there are so many that promote overall health. Certain supplements, like green tea, work well for a lot of different things from weight loss to reducing stress. Others, such as Lutein and Zeaxanthin are more specific and support healthy eyes. Some ingredients, such as trim-fast slimming capsule have been shown to reduce the chances of lung and colon cancer and clinical studies are currently being done on this natural product to see if it can aid in the treatment or prevention of cancer in the medical community.
