Products are split into three levels based on ingredient labels

GO
Best choice
SLOW
Contains ingredients with possible health concerns
STOP
Contains harmful ingredients
STOP

KRISTIN ESS

The One Signature Shampoo

Last verified: March 11, 2026

  • Water (Aqua/Eau)
  • Sodium C14-16 Olefin Sulfonate
  • Cocamidopropyl Betaine
  • Fragrance (Parfum)
  • Acrylates Copolymer
  • Glycol Stearate
  • Panthenol
  • Glycerin
  • Cetearamidoethyldiethonium Succinoyl Hydrolyzed Pea Protein
  • Hypnea Musciformis Extract
  • Sargassum Filipendula Extract
  • Gelidiella Acerosa Extract
  • Chamomilla Recutita (Matricaria) Flower Extract
  • Helianthus Annuus (Sunflower) Seed Oil
  • Mangifera Indica (Mango) Seed Butter
  • Persea Gratissima (Avocado) Oil
  • Ricinus Communis (Castor) Seed Oil
  • Coco-Glucoside
  • Algin
  • Carrageenan
  • Chitosan
  • Phenoxyethanol
  • Cocamide Mipa
  • Sodium Chloride
  • Polyquaternium-10
  • PEG-12 Dimethicone
  • Caprylyl Glycol
  • Sodium Benzoate
  • Ethylhexylglycerin
  • Polyquaternium-11
  • Disodium EDTA
  • PEG-12 Allyl Ether
  • PEG-12
  • Isopropanolamine
  • Sorbitol
  • Sodium Acetate
  • Isopropyl Alcohol
  • Caprylic/Capric Triglyceride
  • Tocopherol
  • Guar Hydroxypropyltrimonium Chloride
  • Sorbitan Oleate
  • Xanthan Gum

Why This Product is Rated STOP

The One Signature Shampoo by KRISTIN ESS 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