: All products maintain a pH between 4.5 and 5.5 , matching the natural level of hair and skin to ensure the cuticle remains closed and healthy.
Founded on the principles of "positive chemistry," Sojourn products are designed to mimic the natural pH and protein structure of human hair. sojourn hair products where to buy
: Formulas are 100% biodegradable and free from sulfates, parabens, formaldehyde, denatured alcohol, and artificial dyes. Top-Selling Products The Sojourn collection is organized by specific hair needs: Sojourn - Ocean Salon Systems : All products maintain a pH between 4