If you're loyal to Kerastase shampoos, you know the quality comes at a cost. But did you know that the same bottle can cost wildly different amounts depending on which store you buy from? This week (July 28 – August 4, 2026), we've crunched the numbers on TajPrice to find the Kerastase shampoos with the biggest cross-store price differences. By simply comparing prices before you buy, you could save hundreds of thousands of Iraqi dinars. Let's dive into the top deals.
1. The Biggest Gap: 
Kerastase Genesis Bain Hydra-Fortifiant Shampoo – Price Spread: 330.6%
This is the clear winner for savings. The best price found is just 15,500 IQD, but some stores are charging up to 66,750 IQD – that's a difference of over 51,000 IQD! Available at only 2 stores, so act fast. Perfect for revitalizing fine, delicate hair.
2. High-End Savings: 
Kerastase Chronologiste Bain Regenerant Shampoo – Spread: 72.0%
A luxury shampoo with a luxury price tag, but you can still save. Best price is 63,500 IQD, while the highest is 109,250 IQD. Available at 3 stores. This formula is packed with abyssin and vitamins for deep repair.
3. Blonde Boost: 
Kérastase Gloss Absolu Hydra-Illuminating Shampoo 250ml – Spread: 34.8%
If you have lightened or blonde hair, this sulfate-free cleanser is a must. Best price 84,000 IQD, up to 113,250 IQD. Save almost 30,000 IQD by shopping around.
4. Volume & Density: 
Kerastase Densifique Density Bath Shampoo – Spread: 16.3%
For fine hair needing fullness, this shampoo ranges from 62,750 to 73,000 IQD. Available at 3 stores – a modest but worthwhile spread.
5. Gentle Care: 
Kerastase Bain Satin Shampoo 250ml – Spread: 14.0%
Best price 57,000 IQD, high 65,000 IQD. Great for dry, sensitised hair. Only 2 stores carry it, so check both.
6. Color Protection: 
Kerastase Chroma Absolu Bain Chroma Respect Shampoo – Spread: 7.6%
A sulfate-free formula for colored hair. Best price 62,750 IQD, high 67,500 IQD. Small spread but still worth comparing.
7. Damage Repair: 
Kerastase Premiere Bain Reno Shampoo – Spread: 6.4%
Another sulfate-free option for stressed hair. Range 62,750–66,750 IQD. Only 2 stores.
8. Strengthening: 
Kerastase Resistance Bain Extentioniste Strengthening Shampoo – Spread: 1.2%
Tightest spread – best 62,750 IQD, high 63,500 IQD. Available at 4 stores, so prices are very consistent.
9. Nutri-Fortifiant: 
Kerastase Genesis Bain Nutri-Fortifiant Hair Shampoo – Spread: 1.1%
Almost identical pricing across 2 stores – best 66,750 IQD, high 67,500 IQD. Not much savings here, but still good to know.
Remember: these prices are valid from July 28 to August 4, 2026. Always check TajPrice for the latest updates because prices can change daily. Happy saving!