Also, Dr. Baumann hat geantwortet (selbst!!):
Dear Janne,
The problem is that the AHA and BHA break down the retinoid so it is less
effective. That is why you should not use them at the same time. Use the
AHA in the am and the Differin at night. Thank you so much for you kind
words! Would you like to be on my email newsletter list? It comes monthly
and discusses various skin care topics and products.
Leslie
Leslie Baumann MD
Cosmetic Dermatologist
Chief Executive Officer
Baumann Cosmetic and Research Institute
4701 N Meridian Avenue
E. Sterling Nichol Pavilion
7th Floor
Miami Beach, FL 33140
305-532-5552
www.Derm.Net
-----Original Message-----
From: Janne Partikel
Sent: Wednesday, January 20, 2010 6:00 AM
To: customerservice@SkinTypeSolutions.com
Subject: the information that BHA and AHA renders retinoids inactive
Hello,
I read twice in the last years from Dr. Baumann that I can not use BHA
or AHA together with retinoids, because it renders them inactive, last
time on her blog. Since I use a skin regimen that includes in the
evening paulaschoice AHA Gel followed by differin cream, I am irritated
by this. To make it clear, my problem is not that my skin reacts. I am
ORPT and my skin is tolerating even the combinated use of an effective
AHA-product and differin. But I wonder if the information is correct and
wrote to Paula Begoun who answered me that the information is false. I
want to ask Dr. Baumann if she an confirm her information and perhaps
give me a source where I can verify it. I am a great fan of her, read
her book not only twice, and my skin changed into something I have never
seen before (and I am 45) since I follow her advice for my skin type.
But I would like to maintain my skin regimen.
Thank you very much in advance,
Janne Partikel
Also werde ich es lassen und nicht mehr beides gleichzeitig benutzen. Ist ja auch nicht so schlimm, es reicht glaube ich auch, wenn ich morgens abwechselnd BHA und AHA benutze.