ForumsThe RegimenAcne.org productsBp Question...use B... Notifications Clear all Unless you have severe, widespread, and scarring acne, The Regimen is normally my suggestion for the most effective acne treatment.My suggested acne treatment Learn The Regimen → Learn The Regimen → Bp Question...use By Date Kel MemberMember1(@kel) Posted : 09/26/2014 7:20 am Hi/as the bp isn't sealed was wondering how long it a good for? Quote Athlete Man MemberMember5(@athleteman) Posted : 09/26/2014 7:59 am BP ain't good never ever! Don't use that poison! Quote Geeking MemberMember76(@geeking) Posted : 09/27/2014 7:20 pm I would think until the expiry date listed on the bottle, even opened. Quotebrandolynn MemberMember38(@brandolynn) Posted : 10/07/2014 9:18 am http://store.acne.org/additional-support/ expiration information Quote