Product features SKIN BARRIER SUPPORT Protect your skin’s natural protection, called The Acid Mantle, with this properly pH-balanced scalp and hair cleanser. HELPS TO RELIEVE ITCHING, REDNESS & OILY DANDRUFF Sebamed Scalp Balancing Shampoo nourishes and soothes oily, irritated scalp. The extra-gentle cleansing formula helps to minimize scalp irritation and oily, flaky skin buildup. The acid mantle The skin has a slightly acidic pH called "the acid mantle". The acid mantle is part of the skin's barrier to help protect from harmful substances and organisms. Sebamed Shampoo Series Scalp Balancing Shampoo Add to Cart Everyday Shampoo Add to Cart Scalp Activating Shampoo Add to Cart Relief Shampoo Add to Cart Customer Reviews 4.6 out of 5 stars 187 4.5 out of 5 stars 1,122 4.3 out of 5 stars 161 4.1 out of 5 stars 159 Price $45.99$45.99 $45.95$45.95 $16.95$16.95 $15.95$15.95 Hair Type Oily hair Normal to Dry hair Thinning hair & all hair types Normal to senitive hair Skin Type Flaky scalp Normal to sensitive Normal to oily Very Dry Skin Formula Piroctone Olamine Extra-mild hair care NHE (Caffeine, Ginko Biloba) 5% UREA complex Benefits Helps relieve itching, redness Daily care without drying out Reduces hair loss Relieves itching & redness Fungal-acne safe ✔ ✔ ✔ ✔ Same pH as Healthy Skin ✔ ✔ ✔ ✔ Vol 33.8 FL OZ (1L) 33.8 FL OZ (1L) 33.8 FL OZ (1L) 6.8 FL OZ (200mL)