OUAI Medium Shampoo Refill, 946ml

OUAI Medium Shampoo Refill is a liquid shampoo listed for all hair types, with a focus on hydrating and nourishing medium hair. Its 946ml refill format suits buyers who want a larger supply, while the listed benefits and ingredient claims come from the product listing.

At a glance

Listing describes Babassu oil for weightless hydration and coconut oil to help seal split ends and reduce breakage.
Hydrolyzed keratin is listed for reducing flyaways, while kumquat extract is said to add shine.
The listing calls the shampoo sulfate-free and identifies it as a refill.

Price

£42.56Save 24%

Reference price: ~~£56.00~~

Price checked: 12 Nov 2026

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Often bought together

OUAI Medium Conditioner Refill - Hydrating Hair Conditioner with Coconut Oil, Babassu Oil, and Keratin - Strengthens, Repairs and Adds Shine - Paraben and Phthalate Free Hair Care Products 946ml

£42.56

OUAI 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

£21.37

Pros and cons

Pros

946ml refill size provides a larger quantity than a standard small-format bottle.
Customers report soft, smooth-feeling hair and praise the scent.
The listed hair type is all, with all hair colours also specified.

Technical specifications

16 specifications

Identity
Brand	OUAI
Model	2343002

Product details
Item form	Liquid
Hair type	All
Scent	Mercer Street
Age range	Adult
Suitable hair colours	All Hair Colours
Benefits listed	Moisturizing, Strengthens, Nourishing, Frizz Control, Reduces Breakage
Material type free	Paraben-Free, Phthalate-Free
Active ingredients	carbon
Liquid volume	32 Fluid Ounces
Package size	Refill
Number of items	1
Country of origin	USA

Dimensions and installation
Dimensions listed	16.8 x 7.6 x 25.1 centimetres
Weight listed	2.1 Pounds

What to know before buying

Listing details to confirm

Claims about hydration, strengthening, frizz control and shine are listing claims, not independently verified performance results. The listed dimensions and weight may describe the packaged item rather than the refill contents.

Who is it for?

A good fit for

Buyers seeking a large refill of hydrating shampoo.
People with medium hair looking for a formula marketed for nourishment and shine.
Shoppers who prefer the listed Mercer Street scent.

OUAI Medium Shampoo Refill, 946ml · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.8 / 5 · 250 ratings

5 stars89%89%
4 stars5%5%
3 stars2%2%
2 stars1%1%
1 star3%3%

Customer feedback highlights perceived effectiveness, a well-liked scent and soft, smooth-feeling hair. Some customers also appreciate the refill quantity and consider it cost-effective. Those impressions may matter to buyers seeking a larger supply for regular washing, though individual results can differ and the feedback does not establish the product's claimed hair benefits.

Positive themes

Customers describe the shampoo as effective and praise its scent.
Feedback mentions hair feeling soft and smooth.
Customers appreciate the refill size, with one noting it filled their bottle three times.

Frequently asked questions

How much shampoo is listed in the refill?

The listing gives a unit count of 946 millilitres and also describes the volume as 32 Fluid Ounces.

What hair types is this shampoo listed for?

The product details say all hair types. The feature copy specifically presents it for medium hair.

What does the listing say the formula does?

It is marketed for hydration, nourishment, strengthening, frizz control and reduced breakage. These are product claims rather than guaranteed results.

Is this shampoo listed as sulfate-free?

Yes. The title and feature text describe it as sulfate-free. The material-type-free field specifically lists paraben-free and phthalate-free.