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Women with bleached or damaged hair wanting fast repair.
B2C · Mostly women · Ages 25-34, 35-44 · Premium · 51-200 employees · Mid-market
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See all ads on AdLibrary →K18 is a San Francisco biotech hair brand founded in 2020 by Suveen Sahib and Britta Cox. Its K18Peptide technology reconnects broken keratin chains in 4 minutes, reversing bleach and chemical damage. An influencer seeding launch strategy drove viral DTC success before Unilever acquired the brand in 2023.
