OUAI Fine Hair Volumizing Conditioner Refill 32 oz — Keratin & Biotin Lightweight Volume

OUAI Fine Hair Conditioner Refill is a lightweight, salon-quality volumizing conditioner formulated with keratin, biotin, and chia seed oil to add softness, bounce and visible lift to fine hair.

This 32 oz refill delivers the same lightweight conditioning power as the original OUAI Fine Hair Conditioner but in a larger, economical format designed to reduce packaging waste and keep your routine stocked. Crafted specifically for hair that needs volume without heaviness, the formula combines protein and nutrient-rich oils to smooth strands, strengthen fragile fibers, and enhance body from roots to ends. It’s free from parabens, sulfates, and phthalates, and meant to be paired with the OUAI Fine Shampoo for best results.

How does this conditioner add volume without weighing hair down?

The blend uses hydrolyzed keratin to smooth and fortify each strand while biotin supports resilient-looking hair. Lightweight chia seed oil helps thicken the appearance of hair without the greasy finish heavier oils can leave. Together, these ingredients create lift and movement while improving manageability.

• Hydrolyzed keratin reduces frizz and enhances strand alignment for a sleeker, fuller look.
• Biotin (Vitamin B7) contributes to stronger-feeling hair and helps maintain body.
• Chia seed oil provides lightweight conditioning and the illusion of thicker hair.
• Fast-absorbing texture prevents residue and avoids flattening fine roots.

What is the best way to use the 32 oz refill for maximum effect?

Use after cleansing with a volume-focused shampoo, ideally OUAI Fine Shampoo. Dispense a quarter-size amount and concentrate on mid-lengths and ends to avoid over-conditioning the scalp. Leave in for a minute or two for optimal absorption, then rinse thoroughly and style as usual.

• Pair with OUAI Fine Shampoo to create a volumizing routine.
• Apply sparingly at the roots; focus product on mid-shaft and ends.
• For extra lift, towel-dry then blow-dry using a root-lifting motion or round brush.
• Refill packaging keeps your favorite formula on hand and reduces single-use bottles.

Is this conditioner suitable for color-treated or chemically processed fine hair?

The formula is free of harsh sulfates and parabens, making it a gentler option for color-treated and chemically processed hair. Its protein and nourishing oils help detangle and protect while maintaining bounce, but always perform a patch test with aggressive treatments. For compromised hair, combine with targeted masks as needed.

• Paraben-, sulfate-, and phthalate-free for gentler maintenance of color and texture.
• Protein-rich keratin supports strand integrity after chemical services.
• Light conditioning reduces breakage from styling and brushing.
• Safe for regular use as part of a balanced care plan for fine, treated hair.

Who is this for? This 32 oz OUAI Fine Hair Conditioner Refill is aimed at anyone with fine or limp hair who wants added body and softness without heavy buildup—especially those who color, style, or wash frequently and prefer a refill option to cut down on packaging. It’s also a fit for people who enjoy salon-quality ingredients like keratin and biotin in a user-friendly formula. If your hair needs noticeable lift, better manageability, and a lightweight finish from mid-shaft to ends, this refill provides an efficient, economical way to keep your routine stocked.

Ingredients

Water/Aqua/Eau, Cetearyl Alcohol, Behentrimonium Chloride (Anti-Static Agent/Agent Antistatique), Fragrance / Parfum, Cetrimonium Chloride (Anti-Static Agent/Agent Antistatique), Panthenol, Glycerin, Hydrolyzed Keratin, Salvia Hispanica Seed Oil, Guar Hydroxypropyltrimonium Chloride, Polyquaternium-37, Dicaprylyl Carbonate, Lauryl Glucoside, Propoxytetramethyl Piperidinyl Dimethicone, Trideceth-6, C11-15 Pareth-7, Acetic Acid, Sodium Acetate, Sodium Hydroxide, Tocopherol, Sodium Chloride, Biotin, Citric Acid, Isopropyl Alcohol, Ethylhexylglycerin, Sorbitan Oleate, Potassium Sorbate, Phenoxyethanol, Benzyl Salicylate, Limonene, Hexyl Cinnamal