{"product_id":"ouai-fine-hair-shampoo-32-oz-biotin-thickening-shampoo-for-fine-thin-hair-volumizing-sulfate-free-color-safe","title":"OUAI Fine Hair Shampoo — 32 oz Biotin Thickening Shampoo for Fine, Thin Hair | Volumizing, Sulfate-Free, Color-Safe","description":"\u003cp\u003e\u003cstrong\u003eOUAI Fine Hair Shampoo is a salon-size, biotin-enriched, sulfate-free volumizing shampoo designed to gently cleanse and visibly thicken fine or thin hair without weighing it down.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your hair tends to look flat or feels fragile, this 32 oz bottle of OUAI Fine Hair Shampoo is formulated to add lift, improve manageability, and preserve color and chemical treatments. The blend pairs biotin and hydrolyzed keratin with chia seed oil to strengthen strands, smooth cuticles, and create noticeable bounce while keeping the formula lightweight and free of sulfates and parabens.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this shampoo boost volume without heavy buildup?\u003c\/h3\u003e\n\u003cp\u003eOUAI Fine Hair Shampoo uses ingredients that increase strand thickness and lift at the root while remaining lightweight. The formula avoids heavy oils and silicones that flatten fine hair, so you get fuller-looking hair after rinsing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBiotin supports strand resilience to reduce breakage and improve body.\u003c\/li\u003e\n  \u003cli\u003eHydrolyzed keratin smooths cuticles for a shinier, fuller appearance.\u003c\/li\u003e\n  \u003cli\u003eChia seed oil provides lightweight conditioning without weighing hair down.\u003c\/li\u003e\n  \u003cli\u003eSulfate-free surfactants cleanse gently to maintain natural volume.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this shampoo work with color-treated or chemically processed hair?\u003c\/h3\u003e\n\u003cp\u003eYes—OUAI Fine Hair Shampoo is formulated to be safe for color-treated, keratin-treated, and chemically processed hair. The gentle cleansing system removes impurities while helping preserve color and the integrity of treated hair.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFree of sulfates and parabens to reduce stripping of color.\u003c\/li\u003e\n  \u003cli\u003eNon-drying emollients protect treated strands during washing.\u003c\/li\u003e\n  \u003cli\u003eLarge 32 oz size supports regular use without frequent repurchasing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use this shampoo for best thickening results?\u003c\/h3\u003e\n\u003cp\u003eApply a small amount to wet hair, concentrate at the roots, and work evenly through to the ends before rinsing. For layered benefits, pair with OUAI Fine Conditioner and finish with a OUAI Thickening Spray at the roots for extra lift.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMassage into scalp to stimulate lift and distribute active ingredients.\u003c\/li\u003e\n  \u003cli\u003eRinse thoroughly and follow with a lightweight conditioner to detangle.\u003c\/li\u003e\n  \u003cli\u003eFinish with styling products geared toward volume for lasting hold.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat fragrance and sensory experience does it provide?\u003c\/h3\u003e\n\u003cp\u003eOUAI Fine Hair Shampoo features the brand’s Mercer Street scent: a bright, elevated mix that blends Italian lemon, iris, and white musk. The aroma adds a salon-fresh finish to your wash routine without overpowering, enhancing the at-home experience.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSubtle citrus top notes for a bright opening scent.\u003c\/li\u003e\n  \u003cli\u003ePowdery iris for a sophisticated middle note.\u003c\/li\u003e\n  \u003cli\u003eSoft white musk base for a clean, lingering finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: OUAI Fine Hair Shampoo is best for anyone with fine, limp, or thinning hair who wants visible lift and stronger-feeling strands without heavy conditioners or harsh sulfates. It suits color-treated and chemically processed hair and fits well into a layered OUAI routine that includes conditioner and a thickening spray for maximum volume.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is OUAI Fine Hair Shampoo safe for color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The sulfate-free formula is safe for color-treated and chemically processed hair while gently cleansing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I use this shampoo for best results?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use as your regular shampoo—daily or a few times a week—then follow with OUAI Fine Conditioner for balanced volume.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"OUAI","offers":[{"title":"Default Title","offer_id":53430423781723,"sku":"B0GTBNX18C","price":113.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1017\/9860\/9243\/files\/ouai-fine-hair-shampoo-front-bottle.jpg?v=1782251762","url":"https:\/\/remediesbeauty.co.uk\/products\/ouai-fine-hair-shampoo-32-oz-biotin-thickening-shampoo-for-fine-thin-hair-volumizing-sulfate-free-color-safe","provider":"REMEDIESBEAUTY","version":"1.0","type":"link"}