To anyone who has experienced stomach issues when taking this product (including "Guybehindthe Bar" below), try the original formula with CALCIUM instead. This will absolutely NOT cause cramps, nausea, or any upset stomach, or diarrhea. When the company changed the formula several years ago, to contain magnesium instead of calcium, people began to
...Read MoreRead more about To anyone who has experienced stomach complain of ALL of these symptoms, which are / were caused by the magnesium (magnesium is still necessary for the body, just not in higher doses, taken at the same). After receiving so many complaints, the company changed the formula back to the original, to contain the calcium again... DON'T GIVE UP ON IT! This is a really great product! Just make sure that it has the calcium in it, instead of the magnesium (to avoid the cramping, etc.). Read LessRead less about To anyone who has experienced stomach