https://community.qvc.com/t5/Beauty/about-Perricone-High-Potency-Evening-Repair/m-p/86288#M16643 <P>Does anyone use this? Any feedback? I emailed CS to ask what products in his line had retinol in it. The answer was the HPER. I then emailed CS to ask about the actual percentage of retinol in it as it's pretty far down on the ingredient list. Her response was " I'm sorry I can't tell you the percentage of retinol as that's proprietary information". What the heck does THAT mean??<IMG src="https://community.qvc.com/DesktopModules/ExactTarget/Controls/TextEditor/jscripts/tiny_mce/plugins/emotions/img/sad.gif" alt="{#emotions_dlg.sad}" /> Reading between the lines I'm assuming it isn't much....(% wise)</P> Fri, 10 Jun 2011 01:24:04 GMT birdie 2011-06-10T01:24:04Z https://community.qvc.com/t5/Beauty/about-Perricone-High-Potency-Evening-Repair/m-p/86288#M16643 <P>Does anyone use this? Any feedback? I emailed CS to ask what products in his line had retinol in it. The answer was the HPER. I then emailed CS to ask about the actual percentage of retinol in it as it's pretty far down on the ingredient list. Her response was " I'm sorry I can't tell you the percentage of retinol as that's proprietary information". What the heck does THAT mean??<IMG src="https://community.qvc.com/DesktopModules/ExactTarget/Controls/TextEditor/jscripts/tiny_mce/plugins/emotions/img/sad.gif" alt="{#emotions_dlg.sad}" /> Reading between the lines I'm assuming it isn't much....(% wise)</P> Fri, 10 Jun 2011 01:24:04 GMT https://community.qvc.com/t5/Beauty/about-Perricone-High-Potency-Evening-Repair/m-p/86288#M16643 birdie 2011-06-10T01:24:04Z