Keratin Research 4x 120ml Keratin Treatment for hair smoothing vs Brazilian keratin hair treatment blowout complex (formaldehyde-free) 3.4oz
Overall winner: Brazilian keratin hair treatment blowout complex (formaldehyde-free) 3.4oz
Key Differences
Prohall Cosmetic (A) is the more affordable option with a formaldehyde-free formula and higher average rating (4.50 from 2,873 reviews), suited for users prioritizing gentler chemistry and frizz/volume reduction. Keratin Research (B) positions as a professional-grade, longer-lasting straightening treatment with more reviews (6,635) but a lower average rating (4.20) and notes about strong fumes and inconsistent frizz control
Keratin Research 4x 120ml Keratin Treatment for hair smoothing
Professional-grade keratin hair straightening & repairing treatment for home or salon use. Delivers long-lasting results and reduces daily maintenance; users report soft, silky hair and improved straightness for months
Pros
- professional-grade keratin formulation
- suitable for home or salon use
- long-lasting straightening results
Cons
- some reports of frizz control inconsistency
- strong fumes noted without ventilation
Brazilian keratin hair treatment blowout complex (formaldehyde-free) 3.4oz
Keratin-based hair treatment that reduces frizz and adds smoothness. Formol-free formula suitable for all hair types. Customers note low odor and ease of use, with mixed views on effectiveness
Pros
- formaldehyde-free formula
- reduces frizz and volume
- easy to use
- silky, smooth hair feel
Cons
- effectiveness reception is mixed
Head-to-Head
| Criteria | Winner |
|---|---|
| Price | Prohall Cosmetic |
| Durability | KERATIN RESEARCH |
| Versatility | Prohall Cosmetic |
| User Reviews | Prohall Cosmetic |