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View Full Version : Acid / Alkaline - Why do they affect the hair cuticle?



DTsgirl
March 24th, 2011, 05:41 PM
Why does an alkaline substance raise the hair cuticle and an acid close it? I accept that it does occur, but I wonder why?

danacc
March 25th, 2011, 09:17 AM
You might find this interesting: http://bglhonline.com/2010/07/ph-and-the-cuticle-of-the-hair-via-the-natural-haven/.

The cuticle is a protein structure. The pH level affects this structure, causing the separation distance between layers to change (open or close).

DTsgirl
March 27th, 2011, 03:18 AM
Interesting. Thank you