ForumsThe RegimenThe Regimen5% BP? Notifications Clear all 5% BP?eoin 654 MemberMember0(@eoin654) Posted : 01/30/2017 4:03 pm Living in the UK, there is no affordable way I have found that I canget 2.5% BP. Is it okay to use half as much 5%? I Quote Adeel 2111 MemberMember32(@adeel2111) Posted : 01/30/2017 5:13 pm i am not sure but 5% is usually quite strong. you can try to apply it a few days and see how your skin reacts. remember to apply really low dose QuoteDeLovely, eoin654, DeLovely and 3 people reacted