How is this sulfate-free?
I have a keratin treatment and per my hairdresser's advice don't use anything with sulfate in it. She told me to avoid anything with the word "sodium" in it. This shampoo claims to be sulfate free, but the third ingredient listed is Sodium Lauroyl. Is it keratin safe?
asked 1 year, 7 months ago
on Phytokératine Repairing Shampoo