Kérastase Elixir Ultime L'Huile Originale vs L'Oréal Paris Extraordinary Oil Serum
Both made by L'Oréal Groupe. Here's how the ingredients actually compare.
Same parent company
Original
Kérastase
Elixir Ultime L'Huile Originale
~$58
Closest match
L'Oréal Paris
Extraordinary Oil Serum
~$13
Ingredient match52%
2 of the top 6 ingredients in Kérastase's formula also appear in L'Oréal Paris's — a strong overlap, weighted toward the earliest (highest-concentration) ingredients.
Kérastase and L'Oréal Paris are both owned by L'Oréal Groupe. When two brands share a parent company, they sometimes develop products with overlapping ingredients, though not always identical formulas. In this case, L'Oréal Paris's Extraordinary Oil Serum shares 52% of its top ingredients with Kérastase's Elixir Ultime L'Huile Originale, at roughly $13 compared to $58. Whether that overlap is enough to make the switch is up to you — this page exists so you can judge the actual formula for yourself instead of guessing.
How matching works: We match products by publicly documented parent company ownership. Ingredient overlap is shown alongside each match as supporting context, so you can judge formula similarity for yourself.