{"product_id":"ouai-fine-hair-shampoo-biotin-thickening-shampoo-for-fine-flat-hair-lightweight-color-safe-10-oz","title":"OUAI Fine Hair Shampoo — Biotin Thickening Shampoo for Fine, Flat Hair | Lightweight, Color-Safe 10 oz","description":"\u003cp\u003e\u003cstrong\u003eOUAI Fine Hair Shampoo is a lightweight, biotin-infused thickening shampoo designed to boost volume and strengthen thin, flat hair without weighing it down.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf your hair tends to lay flat and lacks body, this shampoo blends biotin, hydrolyzed keratin, and chia seed oil to lift strands, reduce breakage, and preserve color. The formula is free of sulfates, parabens, phthalates, and gluten, making it safe for color- and chemically-treated hair while still delivering a gentle cleanse. It’s designed to be used as part of a layering routine with OUAI Fine Conditioner and Thickening Spray for more pronounced lift and long-lasting shape.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this shampoo create more body for fine hair?\u003c\/h3\u003e\n\u003cp\u003eOUAI Fine Hair Shampoo targets density from the root by depositing lightweight strengthening ingredients that add texture and support. Instead of heavy silicones or oils that flatten hair, the formulation uses proteins and seed oils that temporarily thicken each strand and encourage fuller movement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBiotin helps reinforce weak strands to reduce snapping and split ends.\u003c\/li\u003e\n  \u003cli\u003eHydrolyzed keratin smooths the cuticle for visible shine without weight.\u003c\/li\u003e\n  \u003cli\u003eChia seed oil provides slip and subtle plump without greasy residue.\u003c\/li\u003e\n  \u003cli\u003eColor-safe surfactants clean without stripping pigments or keratin treatments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it make my hair stronger and reduce breakage?\u003c\/h3\u003e\n\u003cp\u003eThe formula combines nutrients and proteins that support strand integrity during styling and daily wear. Regular use can decrease the appearance of damage by reinforcing the hair shaft and improving elasticity, so styling puts less stress on fragile hair.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBiotin works to help fortify hair at the fiber level.\u003c\/li\u003e\n  \u003cli\u003eHydrolyzed keratin binds to weakened areas to smooth and protect.\u003c\/li\u003e\n  \u003cli\u003eGentle cleansing prevents over-drying that leads to brittleness.\u003c\/li\u003e\n  \u003cli\u003eRecommended pairing with a conditioner to lock in moisture and resiliency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this shampoo suitable for color-treated or chemically processed hair?\u003c\/h3\u003e\n\u003cp\u003eYes—OUAI designed this shampoo to be safe for color, keratin treatments, and other chemical services by avoiding harsh sulfates and irritating additives. It refreshes hair and scalp while maintaining treatment results and tone.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSulfate-free surfactants preserve color vibrancy longer.\u003c\/li\u003e\n  \u003cli\u003eFree from parabens and phthalates to minimize irritation risks.\u003c\/li\u003e\n  \u003cli\u003eLightweight formula helps prevent color-fade caused by aggressive cleansing.\u003c\/li\u003e\n  \u003cli\u003eUse with color-safe conditioner for best maintenance between salon visits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use OUAI Fine Hair Shampoo for best results?\u003c\/h3\u003e\n\u003cp\u003eApply a small amount to wet hair, working the shampoo into the roots and then through the lengths to cleanse without over-saturating delicate strands. Rinse thoroughly and follow with OUAI Fine Conditioner; for additional lift, add OUAI Thickening Spray at the roots before blow-drying.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStart with a quarter-sized amount and increase if needed for longer hair.\u003c\/li\u003e\n  \u003cli\u003eFocus on massaging the scalp to lift roots and remove buildup.\u003c\/li\u003e\n  \u003cli\u003eRinse well and use the matching conditioner to seal and detangle.\u003c\/li\u003e\n  \u003cli\u003eLayer a light styling spray to amplify volume and hold.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: OUAI Fine Hair Shampoo is formulated for men and women with fine, limp, or thinning hair who want fuller-looking volume without heavy ingredients. It’s a good match for anyone who colors or chemically treats their hair but still needs a gentle, strengthening cleanser that supports styling. If you’re seeking lightweight body, reduced breakage, and a salon-inspired scent, this shampoo works well as the foundation of a volumizing routine.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eWater\/Aqua\/Eau, Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Sodium Methyl Cocoyl Taurate, Peg-200 Hydrogenated Glyceryl Palmate, Cocamide Mipa, Fragrance \/ Parfum, Panthenol, Cocoglucosides Hydroxypropyltrimonium Chloride, Hydrolyzed Keratin, Biotin, Salvia Hispanica Seed Oil, Cetrimonium Chloride (Anti-Static Agent\/Agent Antistatique), Hydroxypropyl Guar Hydroxypropyltrimonium Chloride, Glycerin, Sodium Lauroyl Glycinate, Peg-150 Distearate, Propoxytetramethyl Piperidinyl Dimethicone, Trideceth-6, C11-15 Pareth-7, Peg-7 Glyceryl Cocoate, Sodium Chloride, Polyquaternium-7, Disodium Edta, Citric Acid, Sodium Hydroxide, Tetrasodium Edta, Potassium Sorbate, Sodium Benzoate, Phenoxyethanol, Benzyl Alcohol, Acetic Acid, Sodium Acetate, Benzyl Salicylate, Limonene, Hexyl Cinnamal\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. It's sulfate-free and formulated to clean gently while preserving color and keratin treatments.\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 volume?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use as your regular shampoo; for more lift, combine with OUAI Fine Conditioner and Thickening Spray.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"OUAI","offers":[{"title":"Default Title","offer_id":51489599521001,"sku":"B084BW599K","price":105.36,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/7674\/2633\/files\/ouai-fine-hair-shampoo-front-bottle.jpg?v=1783305982","url":"https:\/\/cervaaustralia.com\/products\/ouai-fine-hair-shampoo-biotin-thickening-shampoo-for-fine-flat-hair-lightweight-color-safe-10-oz","provider":"Cerva Australia | Professional Beauty Supplies, Skincare \u0026 Cosmetics","version":"1.0","type":"link"}