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In what cases should you use a 30 Volume Developer ? Printed From: HairBoutique.com Category: The HairTalk® Archives Forum Name: Hair Talk Archive Forum Description: All the old Hair Talk Messages... URL: https://talk.hairboutique.com/forum_posts.asp?TID=16563 Printed Date: July 24 2025 at 10:50pm Topic: In what cases should you use a 30 Volume Developer ? Posted By: Penny Subject: In what cases should you use a 30 Volume Developer ? Date Posted: January 12 2000 at 6:14am I'd like to know what the advantage is to using a 30 volume developer in your hair color formula?Would one achieve more lift (lightening) of color with 30 vol instead of a 20 vol, or will it only damage your hair? Replies: Posted By: jj Date Posted: January 12 2000 at 6:14am > I'd like to know what the advantage is to using a 30> volume developer in your hair color formula?> Would one achieve more lift (lightening) of color with> 30 vol instead of a 20 vol, or will it only damage> your hair?30 vol. will give you 3 levels of lift.If your hair is a natural level 4 and your desired color is level 7, you would use 30 vol. -------------