Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
Best Ouai Shampoos of 2026
Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
Best Choice
1
OUAIOUAI Detox Shampoo Refill - Clarifying Shampoo for Build Up, Dirt, Oil, Product and Hard Water - Apple Cider Vinegar & Keratin for Clean, Refreshed Hair - Sulfate-Free Hair Care - 946ml
9.7
ExceptionalOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Value for Money
2
OUAIOUAI Anti-Dandruff Shampoo - Soothing Salicylic Acid Shampoo for Flaky, Dry and Itchy Scalp - Reduces Itching, Redness and Irritation - Sulfate Free Scalp Care - 300ml
9.6
ExceptionalOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Soothes itchy and dry scalp
Reduces visible flakes
Gentle sulfate-free formula
3
OUAIOUAI Fine Shampoo - Volumising Shampoo with Strengthening Keratin, Biotin & Chia Seed Oil for Fine Hair - Delivers Clean, Weightless Body - Paraben, Phthalate & Sulfate Free Hair Care - 300ml
9.5
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Boosts hair volume and body
Nourishes with biotin and keratin
Free from harsh chemicals
4
OUAIOUAI Detox Shampoo - Clarifying Shampoo for Build Up, Dirt, Oil, Product and Hard Water - Apple Cider Vinegar & Keratin for Clean, Refreshed Hair - Sulfate-Free Hair Care - 300ml
9.2
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Removes buildup and impurities
Leaves hair shiny and refreshed
Sulfate-free gentle formula
5
OUAIOUAI Medium Shampoo - Hydrating Shampoo with Coconut Oil, Babassu, Kumquat Extract and Keratin - Strengthens, Nourishes and Adds Shine - Paraben, Phthalate and Sulfate Free Hair Care Products - 300ml
9.1
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
9.9
Aroma9.3
For untangling8.0
dispense easilyShow moreWhy we love it
Nourishes and strengthens hair, adding weightless hydration.
Smells amazing and leaves hair looking shiny and healthy.
Luxurious feel, makes hair fuller and more manageable.
6
OUAIOUAI Thick Shampoo - Moisturizing & Strengthening Shampoo with Keratin, Marshmallow Root, Shea Butter & Avocado Oil for Thick Hair - Paraben, Phthalate, Sulfate Free - 300ml (10 fl oz)
9.0
ExcellentOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
7
OUAIOUAI Super Dry Shampoo Volumizing Oil Absorbing Spray Melrose Place - 127g
8.8
Very GoodOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
8
OUAIOUAI Fine Hair Conditioner-Volumizing Conditioner for Fine Hair Made with Keratin, Biotin and Chia Seed Oil - Adds Softness, Bounce and Volume - Free from Parabens, Sulfates, and Phthalates - 300ml
8.7
Very GoodOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Adds visible volume and bounce
Strengthens and nourishes fine hair
Easy and efficient to use daily
9
OUAIOUAI Medium Conditioner - Hydrating Hair Conditioner with Coconut Oil, Babassu Oil, and Keratin - Strengthens, Repairs and Adds Shine - Paraben and Phthalate Free Hair Care Products - 300ml
8.6
Very GoodOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Show moreWhy we love it
Formulated with nourishing ingredients
Strengthens, smooths, and hydrates hair
Combines keratin, babassu, and coconut oils
10
OUAIOUAI Fine to Medium Hair Treatment Mask - Lightweight Deep Conditioning Hair Mask with Shea Butter, Keratin & Panthenol - Helps Hydrate, Fight Frizz, Strengthen & Repair Damage (236ml)
8.5
GoodOur Rating
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Similar products on Amazon
OUAI Detox Shampoo Travel Size - Clarifying and Removing Build Up, Dirt, Oil, Product and Hard Water - Apple Cider Vinegar & Keratin for Clean, Refreshed Hair - Sulfate-Free Hair Care - 89ml
Apple Cider Vinegar Shampoo for Itchy Scalp and Product Build Up - Finally, a Detox that doesn’t suck. Get rid of product and hard water buildup, dirt and oil with this 1-2x week clarifying shampoo. Here's your fresh start, see you next week.
OUAI Fine Shampoo Travel Size - Volumising Shampoo, Strengthening Keratin, Biotin & Chia Seed Oil for Fine Hair - Delivers Clean, Weightless Body - Paraben, Phthalate, Sulfate Free Hair Care - 89ml
Long Lasting Volume Shampoo - Be fine with being fine. This color safe shampoo breathes life into fine hair, cleans strands and adds bounce and volume. It's the 'pick me up' your hair has been waiting for.
OUAI Medium Shampoo Travel Size - Hydrating Shampoo + Coconut Oil, Babassu, Kumquat Extract + Keratin - Strengthens, Nourishes, Adds Shine - Paraben, Phthalate, Sulfate Free Hair Care Products - 89ml
Wash Your OUAI To A Happy Medium - If your hair type is stuck in the middle, this sulfate-free shampoo will nourish, strengthen and add shine to medium strands.
Healthy Hair Is On The OUAI - Detox Shampoo + Scalp Serum Gift Set – Limited Edition Hair Care Duo for Deep Cleansing + Hydrated Scalp – Clarifying Shampoo + Balancing Scalp Serum
DEEP CLEANSE, SHINY STRANDS – Wash away the week (and that dry shampoo build-up) with OUAI Detox Shampoo, your go-to deep-cleansing treatment that removes dirt, oil and product residue while leaving hair shiny, soft, and balanced. Perfect for all hair types needing a weekly refresh or post-style reset.
OLAPLEX N°.4 Bond Maintenance™ Strengthening Shampoo | Bond Repair, 250 mL
A highly concentrated, color-safe shampoo proven to reduce breakage and nourish hair leaving it smoother, shinier, and more manageable with every wash. The richly lathering formula gently yet thoroughly cleanses every hair type without stripping or drying to maintain hydrated hair and scalp. Use it with No.5 daily or any time you cleanse.
OUAI Hair Gloss - In-Shower Shiny Hair Treatment with Frizz Control - Heat Protectant Hair Glaze Infused with Hyaluronic Acid, Rice Water + Panthenol - Paraben, Phthalate & Sulfate Free (177ml)
Glow All Out - Get your shine in the shower with our multi-tasking, at-home Hair Gloss. This Hair Gloss treatment delivers immediate shine and other healthy hair benefits such as protecting against color fading. Plus, it provides heat protection up to 450°F/232°C.
OUAI Fine Hair Conditioner Travel Size - Volumising Conditioner for Fine Hair - Keratin, Biotin + Chia Seed Oil - Adds Softness, Bounce + Volume - Free from Parabens, Sulfates, Phthalates - 89ml
Volumizing Fine Hair Conditioner - When volume is only a button on your phone, we've got the volumizing conditioner for your hair type so you can say “I’m fine” and mean it.
OUAI Anti Frizz Cream Travel Size - Moisturizing Hair Cream with Frizz Control & Heat Protection - Provides Hydration with Jackfruit & Beetroot Extract - Paraben, Phthalate & Sulfate Free
Too Busy To Be Frizzy - Your hair has better things to do than be frizzy. Anti Frizz Crème is here to give you immediate frizz control & keep it a-OUAI for up to 72 hours. To top it off, it moisturizes & hydrates hair while helping to reduce & repair split ends. Get ready to frizz-free up your schedule.
Wella Professionals Fusion Intense Repair Shampoo - Intense Repair Detangling Shampoo for Dry and Damaged Hair - Smoothening, Boost Shine and Protect Hair Against Breakage 1l
SHAMPOO: Intense repair shampoo detangles & protects dry & damaged hair - leaves hair softer & stronger
