Get latest articles and stories on Business at LatestLY. Kolkata (West Bengal) [India], May 7: Dot & Key, India's science-backed skincare brand known for its effective yet enjoyable formulations, announces a significant upgrade to its sunscreen portfolio with a next-generation, photostable UV filter system. This innovation powers its best-selling sunscreens, Vitamin C + E Super Bright Sunscreen SPF 50+ PA++++, Strawberry Tinted Sunscreen SPF 50+…