In fact, those who suffered from it have reported experiencing bluish vision. Stroke or Heart Attack - This is one of the more deadly side effects. Oftentimes, the culprit here is the reaction to the supplements with certain prescription drugs. What You Need to Know Not all herbal supplements come with an FDA stamp of approval. In fact, many have slipped through the cracks by branding themselves as all-natural health supplements. Just because Grow extra inches reviews a medicine is herbal in nature, it doesn't mean that your body is better able to absorb it. In fact, some of nature's products don't work well with prescription drugs, and as seen from the hundreds of medical cases reported by doctors, you need to talk to a health expert before purchasing any kind of health supplement. If you lack it stamina and are looking for the best solution, always talk to your doctor...