Kerastase Densifique Serum Jeunesse

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Hair Youth Serum

size : 100ml / 3.4fl.oz

Kerastase Densifique Serum Jeunesse is the youth activator potion designed to compensate the loss of hair quality due to maturing and graying process. This non-greasy formula is enriched with Stemoxydine Molecule that stimulates hair regrowth with no side effects and Anti-Ox Cellular cocktail to protect texturizing polymers which work effectively to add softness and dazzling volume. Kerastase Densifique Serum Jeunesse regenerates the scalp and shows results right after first application, hair look denser, more volumized, shinier and more manageable from roots to tip. Serum Jeunesse is perfect for matured hair to help regain its initial youthfulness with with enhanced shine and density.


  • Recommended for matured, thinning, and and graying hair
  • Helps regain hair fiber its initial youthfulness and glow
  • Slows down greying process
  • Adds supple softness and dazzling volume
  • Prevents the loss of melanin
  • Adds density, volume and manageability
  • Comes with easy to apply targeted spray
  • Cruelty-free/No Animal Testing


Apply Densifique Serum Jeunesse once a day on dry or cleansed and towel-dried hair. Divide hair into 5 partings and apply up to 7 sprays along each parting, directly to the scalp and the lengths. Massage gently. Do not rinse. This treatment can be used all year long or it can be combined with Initialiste or Densifique as a part of 3-month cure program.


Alcohol Denat, Aqua/Water, Diethyllutidinate, Peg-14 Dimethicone, Hexyl Cinnamal, Linalool, Geraniol, Polyquaternium-11, Benzyl Alcohol, Hydroxycitronellal, 2-Oleamido-1,3-Octadecanediol, Ascorbyl Glucoside, Ferulic Acid, Safflower Glucoside, Citronellol, Tocopheryl Acetate, Ethylhexyl Methoxycinnamate, Eugenol, Rubus Fruticosus Extract/Blackberry Fruit Extract, Glycyrrhiza Glabra Extract/ Licorice Root Extract. Acetum/ Vinegar, Parfum/Fragrance. C171784/1.

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  • 5
    5 stars

    Posted by Chelsy on 19th Sep 2021

    This is an amazing product; it is worth every penny! It helped with my hair growth significantly plus it transformed my fragile, broken hair into young and strong hair from 30 years ago :).....It's a liquid gold !!!