The ingredients in Liquid Core Smile gum can remove stains, strengthen tooth enamel, and improve oral health, according to the company.

Liquid Core Smile Gum. Image courtesy of Liquid Core Gum Company.

The gum is white in appearance. Once the activated charcoal core releases and becomes absorbed, the gum turns dark gray. The suggested retail price for a five-piece pack of gum is $4.99 and can be purchased from the company's website.

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