This is a great FAQ here is a little addition from some of my readings.
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Originally Posted by BigVrunga at AM
Azelaic Acid
Used as an acne medication, azelaic acid also has one important property when applied to the scalp:
It inhibits DHT up to 100% at the area of application Taking all of the above information into consideration, its obvious why we would want this as part of a hair-loss prevention system.
Read more about Azelaic Acid here:
https://www.xandrox.com/azelaic.htm
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