''Note: Not all dietary supplements are subjected to testing by the FDA. Please consult your physician before adding any supplement to your diet. ''
One of the biggest supplement innovations to hit it big over the last few years is Viagra, which uses nitric oxide to increase blood flow to the penis.
* NO nitric oxide products contain the amino acid arginine, on which a person can overdosed.
* Too much arginine can lead to diarrhea, weakness, and nausea.
* Other supplements, such as protein powders, may also contain arginine, so it’s important to monitor how much is being consumed.