Beware of Toothpaste Tubes With Black Stripe on Bottom
Next time you buy a tube of toothpaste, look carefully at the colored stripes found at the bottom, near the crimp. The color of the stripe will tell you just what's in that toothpaste. Here are the color codes and what they mean.
Looks pretty convincing, doesn't it? Well, it's an urban legend. Here's the truth about those stripes
The story on the meaning of the stripes is this: They have nothing what-so-ever to do with anything that would even vaguely interest a consumer. Long story short, it only relates to packaging and the stripes can be read by a scanner.
The urban legend grew out of someone having way to much time on their hands and probably loves throwing a scare into people.
Here's a great way to find out what really is the make-up of your toothpaste: READ THE INGREDIENTS ON THE SIDE OF THE PACKAGE!