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Colgate-Palmolive Co. could see growth in its crucial toothpaste business if it focused on emerging markets where people brush less than once per day on average, wrote Bernstein in a Thursday note.

The Hum by Colgate has an excellent smart app that guides your brushing. Unlike many other electric toothbrushes, the Hum vibrates rather than rotates, providing a different, more gentle experience.

Colgate’s new iPhone-compatible smart toothbrush promises to transform the way you brush your teeth, thanks to the magic of machine intelligence. So is the E1 Smart Electronic Toothbrush With ...