Water - it’s the essence of life and arguably the most vital resource for our health. Yet in recent years, we've seen an influx of alternative water products that claim to be more exciting, tastier, or healthier. From flavored waters to artificial sweeteners, there are a plethora of options that might leave us questioning the goodness of plain old water. In her recent appearance on "Good Day LA," Dr. Kellyann Petrucci helped to clear up the confusion.