Dupe Score 55
Hair Shampoo
Kerastase vs Dove
Genesis Shampoo and Conditioner Duo – For Weak Hair · Men Hydration Fuel 2-in-1 Shampoo and Conditioner for…
87% matchSave 30%
Confirmed dupe
18.21 Mandupe forKerastase
Made 3-in-1 Body Wash, Shampoo, and Conditioner for…·replaces Genesis Shampoo and Conditioner Duo – For Weak Hair
Save ~44%: 18.21 Man Made 3-in-1 Body Wash, Shampoo, and Conditioner for… is our top budget pick vs Kerastase Genesis Shampoo and Conditioner Duo – For Weak Hair (88% category/use-case overlap).
What you're replacing
Kerastase Genesis Shampoo and Conditioner Duo – For Weak Hair
$9.99
Buy this instead
18.21 Man Made 3-in-1 Body Wash, Shampoo, and Conditioner for…
$5.59
Save $4 (44% less)
Why this dupe works
If you want the Kerastase vibe without the splurge, start with 18.21 Man Made 3-in-1 Body Wash, Shampoo, and Conditioner for…. Shoppers report similar results for everyday hair shampoo wear; swap only if you need the exact luxury shade, finish, or brand experience.
Before you switch
Dupes match category and use case — not always an identical shade or formula. Read the full comparison for shade and formula trade-offs.
Price drop alert
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