The best dietary supplements contain all natural crushed whole food powders. No fillers and no synthetic ingredients. Get your antioxidants, vitamins and minerals the way Mother Earth intended.
Dietary supplements that contain synthetic ingredients are made in a laboratory by a scientist. The ingredients are extracted from a source that is not natural then they add chemicals to it. An example would be ascorbic acid (Lab made Vitamin C) which is usually made from fermented corn syrup.
Nine4Life products never contain any unnatural synthetic ingredients.
Check out this dietary supplement article from Health Line.