Sodium lauryl sulfate is what makes toothpaste foam. (Photo by Leo Reynolds)
Unfortunately, the results have been rather disappointing. During the time I've been using the new toothpaste, I've had two mouth ulcers, which I don't think is an improvement at all. I'm going to continue the experiment until the toothpaste runs out, but seeing as it costs like 5 euros per tube, I won't be buying it again.
Here's the ingredient list: chalk, water, vegetable glycerine, carrageenan, essential tea tree oil, propolis, myrh.
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