ForumsAcne and its treatm...Over-the-counter ac...Should I use The Or... Notifications Clear all Should I use The Ordinary products with the regimen?lalisa MemberMember0(@lalisa) Posted : 07/22/2019 6:05 am Hey folks!Is it ok to add The Ordinary's niacinamide and zinc serum to the regimen? And if so, would you apply this after cleansing and before the treatment? Thanks Quote