Whats the strength of clobetasol propionate 0.05 compared to kojic acid?
hi,please i want the strenght of clobetasol propionate 0.05 compared to kojic acid . please what amount in grams or ml of kojic acid is equivalent to 0.05 clobetasol propionate. and what is the normal or highest amount of kojic acid can be used . and please do you still need sunscreen with the use of kojic acid?