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L'Oréal Professionnel Keratin Alpha Sleek Anti-Frizz Hair Serum for Hair Shine
L'Oréal Professionnel

Keratin Alpha Sleek Anti-Frizz Hair Serum for Hair Shine

4.5★ · 189 Sephora reviews · #99 Sephora bestseller

  • Evidence1 Reddit discussion
  • StatusNot enough for a GlowGrails score yet
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Reddit evidence

What one source discussion says

Source-linked evidence only — no aggregate verdict yet.

Positiver/Sephora · 5 points

A user with coarse wavy hair finds the L'Oréal Professionnel Keratin Alpha Sleek Anti-Frizz Hair Serum effective in smoothing their hair.

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