Products are split into three levels based on ingredient labels

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Contains ingredients with possible health concerns
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Contains harmful ingredients
STOP

Monday

Repair + Keratin Shampoo

Last verified: March 16, 2026

  • Aqua (Water)
  • Cocamidopropyl Betaine
  • Disodium Laureth Sulfosuccinate
  • Sodium Cocoyl Isethionate
  • Glycol Distearate
  • Dimethicone
  • Sodium Chloride
  • Glycerin
  • Hydrolyzed Keratin
  • Argania Spinosa Kernel Oil
  • Theobroma Cacao (Cocoa) Seed Butter
  • Cocamide MIPA
  • Dimethiconol
  • Carbomer
  • Polyquaternium-10
  • Citric Acid
  • Sodium Hydroxide
  • Laureth-23
  • TEA-Dodecylbenzenesulfonate
  • C12-15 Pareth-3
  • Guar Hydroxypropyltrimonium Chloride
  • Ethylhexylglycerin
  • Phenoxyethanol
  • Sodium Benzoate
  • Parfum (Fragrance)
  • Hexyl Cinnamal
  • Linalool

Why This Product is Rated STOP

Repair + Keratin Shampoo by Monday has been evaluated by Million Marker and contains ingredients with known health concerns. This product is rated STOP, indicating higher concern.

We recommend avoiding STOP-rated products and seeking safer alternatives from our GO or SLOW categories.

Learn more about how Million Marker scores products →

Frequently Asked Questions

Repair + Keratin Shampoo by Monday - Non-toxic Shampoos + Conditioners product rated STOP by Million Marker, free from BPA, phthalates, and parabens

Where to buy

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