A recent groundbreaking study published in the dental journal, Caries Research, verified what the inventors of Theodent™ toothpaste have always been claiming.

They say that theobromine, which is an all-natural and organic compound that is abundant in chocolate, re-mineralizes and hardens tooth enamel better than fluoride. Such finding is remarkable, considering theobromine is the active ingredient in Rennou. Rennou refers to the patented chocolate extract found in Theodent toothpastes.

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