Personal care brand Boka is bulking up its presence into 4,500 Walmart stores across the US. The rollout was supported by a month-long endcap across 2,495 locations, increasing visibility for the brand’s modern, whole-body approach to oral care, officials said. Headlining the rollout is Boka’s Toothpaste for Sensitive Teeth, which launched in February. The expanded Walmart lineup features Boka’s signature nano-hydroxyapatite (n-Ha) technology, a biocompatible mineral inspired by the natu...