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re:line

Biotin Thickening Conditioner

Last verified: April 7, 2026

  • Water
  • Aloe Babadensis Leaf Juice
  • Cetearyl Alcohol
  • Glyceryl Stearate
  • Cetearyl Olivate
  • Sorbitan Olivate
  • Biotin
  • Caprylic Capric Triglyceride
  • Butyrospermum Parkii (Shea) Butter
  • Hydrolized Kendamil
  • Hydrolized Rice Protein
  • Carthamus Tinctorius (Safflower) Seed Oil
  • Cocos Nucifera (Coconut Oil)
  • Persea Gratissima (Avocado) Oil
  • Ricinus Communis (Castor) Seed Oil
  • Cetrimonium Chloride
  • Glycerin
  • Saw Palmetto Extract
  • Hydroxyethyl Cellulose
  • Tetrasodium EDTA
  • DMDM Hydantoin
  • Fragrance

Why This Product is Rated STOP

Biotin Thickening Conditioner by re:line 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

Biotin Thickening Conditioner by re:line - Non-toxic Shampoos + Conditioners product rated STOP by Million Marker, free from BPA, phthalates, and parabens

Where to buy

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