Can USANA products cause diarrhea or other GI problems?
In certain rare circumstances, it is possible for USANA products to cause diarrhea and other GI discomfort (particularly if use of the products is coupled with other significant dietary changes). Also, these symptoms can often be related to increased intakes of vitamin C, magnesium, and/or fiber. If you experience mild to moderate gastrointestinal discomfort when first taking USANA products, we recommend you stop taking the products for a few days while the symptoms subside, then begin again with a lower dose. Slowly increase the dose to recommended label guidelines over a period of a few weeks. Most GI discomfort can be remedied by taking vitamin supplements with food, and ideally with a complete meal. Food acts as a buffer for the stomach and will markedly reduce any potential for gastrointestinal upset. Also, taking the supplements with food enhances the body’s ability to absorb certain nutrients. Finally, it is very important to keep your body hydrated by drinking 8 to 10 glasses o
