Oh OK... I will try your recipe guesswhoiam..
By the way who are you? / your id is almost as if its stating that you're a bigwig out here who no one has a clue about !
I have purchased eucerin cream and have retin a at home anyway.. so will mix these creams in that mix the other nice girl told me about.. lets see how that goes.. I have so many wasted mixes at home lol...

