It never worked for me.  
PT



________________________________
From: Harold <[email protected]>
To: [email protected]
Sent: Fri, November 2, 2012 2:43:51 PM
Subject: CS>> Brittle nail problems,etc


Go to “iherb” and search for Hylands Silicea 6X # 12 ,the best we have  found 
for skin eruptions,bad nails and hair..Basically  more than likely  there is a  
deficiency of the mineral Silica.There are other combinations  in their line up 
which may be of benefit too.
 
Harold