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Bosley Defense Thickening Treatment volumizes and thickens normal to fine hair. LifeXtend complex contains Algae Extract which helps reduce the action of D.H.T., a primary cause of thinning hair and hair loss. Biotinyl-GHK helps protect and repair hair follicles. Apple Stem Cell Extract may support healthy hair function. Rice Amino Acids and Vegetable Protein helps fortify and nourish roots. Kelp Extract helps protect from photo-aging, frequent washing and damage due to brushing. ColorKeeper helps extend color.



  • Volumizes and thickens normal to fine hair
  • Helps reduce the action of D.H.T
  • Fortifies and nourishes roots
  • Protects against daily environmental and styling damage
  • Protects and repairs follicles
  • Protects color-treated hair


Apply evenly to scalp and hair.  Do not rinse.  May cause temporary redness.


Water/Aqua/EAU, PPG-5-Ceteth-20, Butylene Glycol, Panthenol, Polysorbate 20, Glycerin, Xylitol, Lactitol, Polyquaternium-11, Aloe Barbadensis Leaf Juice Powder, Myristoyl Pentapeptide-17, Salvia Officinalis (Sage) Leaf Extract, Biotinoyl Tripeptide-1, Macrocystis Pyrifera Extract, Algae Extract, Malus Domestica Fruit Cell Culture Extract, Rice Amino Acids, Hydrolyzed Vegetable Protein PG-Propyl Silanetriol, Helianthus Annuus (Sunflower) Seed Extract, Cetrimonium Chloride, Fragrance (Parfum), Sodium Benzoate, Citric Acid, Amodimethicone, PPG-26-Buteth-26, C11-15 Pareth-7, PEG-40 Hydrogenated Castor Oil, Laureth-9, Methylisothiazonlinone, Trideceth-12, Linalool, Benzyl Nicotinate, Hexyl Cinnamal, Methyl Nicontinate, Phenoxyethanol, Xanthan Gum, Apigenin, Oleanolic Acid, Lecithin, Polyamide-2.

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Bosley Bos Defense Thickening Treatment for Color-Treated Hair 6.8 FL OZ

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Product code: 370025

Regular Price: $39.00

(save 44%)

Special Price $21.99

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Size 6.8 FL OZ

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