My son's bottom is so red :(

My poor little guy, lately he gets really red after poops. We've been using "Butt Paste" Since Desitin didn't work to well. Now it seems the paste isn't helping either :( Any suggestions?

About Jennifer Lucas
Current: San Mateo, California
Birth: September 12
On since: Apr 6, 2014
I am a Christian, SAHM. We live in California. Married since 2011. Our Son (Benjamin) born in 2013.Daughter Audrey is due January 2016.,