Not many people realize that few regulatory standards exist for nutritional supplements. Therefore, if you decide to include supplements in your health regimen, it is imperative to know that the products you're using are of the highest purity and potency. These facilities must meet or exceed the stringent protocols and Good Manufacturing Practices established for the pharmaceutical industry. In addition, products should be subjected to rigorous disintegration and dissolution testing. The best-formulated product in the world is of little benefit if your body cannot absorb it.
Heat destroys many nutrients, particularly enzymes.
Supplement manufacturers should guarantee that all products are formulated in the cooler temperature ranges that preserve nutritional potency. Use of chemical solvents. There is little logic in recommending a product to enhance or preserve health if it is also a known cancer-causing agent. Consumers should ask manufacturers whether chemical solvents are used in the processing of their nutritional supplements. Supplement coatings and binders.