Note: Per OBAGI, Sunblock SPF 24 will no longer be available. STEP 4: PROTECT - Obagi Sunblock SPF-24 is a physical sun blocker with both UVA and UVB protection. It contains zinc oxide, titanium oxide, and beta carotene (an antioxidant). It does not contain hydroquinone. Click here: Obagi SUNBLOCK SPF32 |