Broad spectrum protection from sunscreens is becoming increasingly important to consumers, as the dangers of both UVA and UVB rays become more and more well known. Unfortunately, it can be very difficult to formulate global sunscreen products that possess optimal protection from UVA and UVB, as regional variations in applicable regulations and consumer preferences restrict formulators to few active ingredients that are not easily combined to provide high SPF and adequate UVA protection. Combi...