Why are these products flagged for Coumarin?

Each product listed has been independently scanned and confirmed to list Coumarin (or its aliases) in its ingredient panel.

Should I throw these out?

Not necessarily. Coumarin risk depends on serving size, age, and individual sensitivity. Tap a product for its full risk breakdown.

Products that contain Coumarin: 2026 audit list

Answer: We've identified 3 US products that list Coumarin (or one of its aliases) in their ingredient panel. Browse the list below or tap any item for its full ingredient breakdown.

See Coumarin-free picks →Why Coumarin is flagged →

Products containing Coumarin

Caution
Herbal Essences Bio:Renew Argan Oil Shampoo
Herbal Essences
Avoid
Herbal Essences Long Term Relationship Shampoo
Herbal Essences
Avoid
Herbal Essences Rose Hips Moisturizing Shampoo
Herbal Essences

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