Was it worth the wait? That’s what the cosmetics industry and consumers will have to decide after the U.S. Food and Drug Administration proposed a new regulation that sets standards for formulating, testing and labeling over-the-counter (OTC) sunscreen drug products with ultraviolet A (UVA) and ultraviolet B (UVB) protection. “For more than 30 years, consumers have been able to identify the level of UVB protection provided by sunscreens using only sunburn protection factor or SPF...