(TrendHunter.com) The innovative delivery format of acne patches sparked the development of similar products such as treatments for dark spots, ingrown hair and more, as seen with the Sarna Bug Bite Patches. Offering…(TrendHunter.com) The innovative delivery format of acne patches sparked the development of similar products such as treatments for dark spots, ingrown hair and more, as seen with the Sarna Bug Bite Patches. Offering…