HomeDealsBiolage Smooth Proof Shampoo - Gently Cleanses And Adds Shine, Nourishes, Moisturizes & Tames Frizz, For All Frizzy Hair Types, With Camellia Oil & Glycerin, Vegan & Paraben-Free, 33.8 Fl OzLast Scanned:Jun 20, 2026, 08:10 PMExpiredBiolage Smooth Proof Shampoo - Gently Cleanses And Adds Shine, Nourishes, Moisturizes & Tames Frizz, For All Frizzy Hair Types, With Camellia Oil & Glycerin, Vegan & Paraben-Free, 33.8 Fl OzOur Deal Ranking:NewNot enough price history yetBeauty & Personal CareHair CareShampoo & Conditioner$45.00Recorded Lowest: $29.99Recorded Highest: $45.00Average Price: $35.92Shop on AmazonYou will be redirected to Amazon to complete your purchasePrice TrackerGet the full price history and find the best time to buy.Loading price tracker chart…View recorded price changes (2)DateSourcePriceJun 20, 2026Amazon$45.00Jun 19, 2026Amazon$29.99