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| Lowest | $3.40 per fl oz |
|---|---|
| Average | $3.40 per fl oz |
| Highest | $3.40 per fl oz |
| Price checks | 4 |
| First checked | Oct 11, 2026 |
| Last checked | Oct 14, 2026 |
Category median $1.50, cheapest $0.17.
Compare all Shampoo by price per fl oz.
Dealophant tracks the Amazon price and price-per-unit history for OUAI Detox Shampoo - Clarifying Shampoo for Build Up, so you can see today's price against its tracked 90-day low and high.
Over the last 90 days, the tracked price per unit for OUAI Detox Shampoo - Clarifying Shampoo for Build Up (10 Fl Oz) ranged from $3.40 to $3.40 (average $3.40), across 4 captured data points since 2026-10-11. Dealophant records the real cost per unit, not the sticker price, so you can tell whether a "deal" is actually cheap per ounce, sheet, load, or count.
Prices come from Amazon search results, and Dealophant captures a new price for a product at most once every 6 hours.
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See more products at or near their 90-day low on recently lowest, or compare prices per unit across 103 categories. Check the current listing on Amazon.