Contact: Shirley Johnson shirley.johnson@mslpr.com 212-468-3292 Manning Selvage & Lee Science finds new fix for UV-damaged skin in arthritis treatment IMAGE:Researchers found that the topical application of a N-acetyl glucosamine (4 percent) and niacinamide (2 percent) complex produced visible improvement in pigmentation after 8 weeks. Photos were taken under polarized. Click here for more information. Cincinnati,…