La Roche-Posay Mela B3 Body Treatment and Mela B3 Serum is a curated face and body pigmentation-care bundle developed to target persistent dark spots, uneven skin tone, dullness, and rough texture. Both formulas feature multi-patented Melasyl with Niacinamide to help visibly correct discoloration while respecting the natural skin tone. Mela B3 Serum provides concentrated facial care for persistent dark spots and uneven tone, while Mela B3 Body Treatment combines Melasyl, Niacinamide, and exfoliating LHA to smooth and brighten areas of body discoloration. The body treatment also provides 24-hour hydration with a fast-absorbing, non-sticky finish, creating a complete routine for clearer, smoother, and more even-looking skin.