[masraum]

Originally Posted by john70t

Always demand real Crest(tm) toothpaste!
Real Crest brand has real plastic scrubbing microbeads to get stuck in your gum line or get swallowed and end up in your GI tract.
Ingesting those mini plastic pellets are an essential part of your thrice-daily cleaning ritual.
The Chinese knockoffs might not have them.

https://www.today.com/health/microbeads-toothpaste-safe-brush-1D80157769
"A new ingredient that has been cropping up in products ranging from toothpaste to facial cleansers —polyethylene microbeads — has been causing a stir ever since dental hygienists noticed the tiny blue bits embedded the gums of patients who use Crest toothpaste."

In the Chinese knock-offs, they've got the scrubbing bubbles, but they are made of lead, ground asbestos and various heavy metal waste left over from the manufacture of iPhones, electric cars and other electronics.