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OUAI Leave In Conditioner & Heat Protectant Spray - Prime Hair for Style, Smooth Flyaways, Add Shine and Use as Detangling Spray - No Parabens, Sulfates or Phthalates (4.7 oz)

TLDR Review: OUAI Leave In Conditioner

By ShopSavvy Team

Published: January 17th, 2026

Pros

•Effectively controls frizzy hair while leaving it soft, smooth, and shiny without weighing it down or making it greasy.
•Works great as a detangling spray, making brushing easy and preventing breakage, even on fine or textured hair.
•Doubles as a reliable heat protectant, ideal for use with blow dryers and curling irons.
•Has a light, fresh, and pleasant fragrance that many find subtle enough to double as a light perfume.
•A small amount goes a long way—about spritzes for medium to long hair is plenty, and the product's longevity exceeds expectations.
•Adds moisture and shine while maintaining hair’s natural texture, including waves and curls.
•Leaves hair more manageable and healthooking between salon visits.
•Customers are highly likely to repurchase due to consistent good results and satisfaction.

Cons

•The price is considered a bit high for the 4.7 oz bottle size, leading some to feel it's not the best value.
•Some users wish the bottle was larger to justify the premium price tag.

Bottom Line

If you’re looking for a multifunctional, effective product that softens, detangles, controls frizz, adds shine, and protects hair from heat—all wrapped in a lovely subtle fragrance—OUAI Leave In Conditioner & Heat Protectant Spray is a strong contender. The only downside is the smaller bottle size at a premium price, so if you want more volume for less, you might want to explore other options. However, if quality and results are your top priorities, this product delivers on all fronts with a salon-worthy finish.

Lowest at any Popular Retailer

$42.25 at Walmart

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 11 retailers to give you the short version.