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OUAI cost per fl oz

As of July 24, 2026, OUAI shampoo, conditioner & hair treatments cost $2.00–$27.02 per fl oz across the 24 live listings we track, with a median of $3.20. That is 32% cheaper than the $4.73 per fl oz median across all 829 shampoo, conditioner & hair treatments we track. Prices re-checked continuously.

Per month: at 6 fl oz a month (6 fl oz a month), that’s about $19/month on OUAI — versus $6/month at the cheapest price we track.

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Every OUAI shampoo, conditioner & hair treatments we track, cheapest per fl oz first

Frequently asked

How much does OUAI cost per fl oz?▾

As of July 24, 2026, OUAI shampoo, conditioner & hair treatments run $2.00–$27.02 per fl oz across the 24 live listings we track, with a median of $3.20 per fl oz. The cheapest right now is OUAI Fine Hair Shampoo - Biotin Thickening Shampoo for Flat at $2.00 per fl oz.

Is OUAI good value for shampoo, conditioner & hair treatments?▾

Yes — at a $3.20 per fl oz median, OUAI is about 32% cheaper than the $4.73 per fl oz median across all 829 shampoo, conditioner & hair treatments listings we track. The cheapest shampoo, conditioner & hair treatments we've found from any brand is $1.07 per fl oz.

What does OUAI cost per month?▾

At 6 fl oz a month (6 fl oz a month), OUAI's median price works out to about $19 a month — $230 a year. The cheapest shampoo, conditioner & hair treatments we track would cost $6 a month instead.