well dear 
there z no specific reason for limiting the time for the retention of oil in hairs bt it was jst a precaution for people suffering from certain elergy and any sensitivity…
i
ts ok if u retain that for 2 days…
no need to get tense about that… jst relax…
ok KCHHUR z a herb which u can easily get from a shop of herb/wt u can call a PNSAARI…jst name that and he will lend that to u…
ok
u satisfied???:aq: