Does Mielle Organics conditioner have PFAS?
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
We graded 8 Mielle Organics conditioner products, averaging Excellent (75/100). 8 of them grade Good or better. Against the other 14 conditioner brands we grade, where the middle brand sits at 75/100, Mielle Organics is about typical, scoring above 54% of them.
Mielle Organics conditioner worth buying Good or better, safest first
Mielle Organics
Mielle Rosemary Mint Strengthening Conditioner
aqueous conditioner base; botanical extracts (rosemary, mint)
Heavy metals
Rosemary and mint may accumulate trace lead, cadmium, or arsenic depending on soil and…
Fragrance allergens and sensitizers
Rosemary and mint essential oils and extracts contain natural compounds (limonene…
1,4-dioxane contamination
Rinse-off conditioners may contain trace 1,4-dioxane as a processing byproduct in…
Lower PFAS concern for a rinse-off conditioner without known PFAS-prone treatments.
⚠Risky category by default
Mielle Organics
MIELLE Pomegranate & Honey Leave-In Conditioner
water-based leave-in conditioner (organic plant extracts, water, emulsifiers)
Fragrance allergens and sensitizers
Pomegranate & Honey contains fragrance derived from essential oils and botanical…
Microbial growth in water-based formulations
Water-based leave-in conditioners without aggressive preservative systems can support…
Lower concern for a water-based leave-in product with no known PFAS triggers.
⚠Risky category by default
Mielle Organics
Mielle Babassu Oil & Mint Deep Conditioner
Organic oils (babassu, coconut, etc.), aqueous conditioner base
Fragrance allergens and undisclosed components
Product lists 'fragrance' and mint derivatives, which may contain hundreds of undisclosed…
Microbial growth in oil emulsions
Oil-in-water emulsions require preservatives to prevent bacterial and fungal growth…
1,4-dioxane from emulsification
Conditioning emulsifiers (polysorbates, cetyl alcohol) can retain trace 1,4-dioxane as a…
Lower PFAS concern for a rinse-off product without water-repellent or grease-resistant treatment.
⚠Risky category by default
Mielle Organics
Mielle Pomegranate & Honey Moisturizing and Detangling Conditioner
aqueous conditioning base, plant extracts (pomegranate, honey), emulsifiers, thickeners
Fragrance allergens and essential oils
Pomegranate and honey extracts, plus typical fragrance compounds in conditioners, can…
1,4-dioxane (rinse-off residual)
Ethoxylated emulsifiers common in conditioners can contain trace 1,4-dioxane as a…
Microbial contamination if storage compromised
Plant-based aqueous conditioners with honey and extracts can support bacterial or fungal…
Lower concern for a rinse-off conditioner without known PFAS drivers.
⚠Risky category by default
Mielle Organics
Rosemary Mint Strengthening Conditioner - 20 oz
aqueous conditioner base; no documented coating or treatment
Fragrance allergens and sensitizers
Rosemary and mint extracts, plus likely synthetic fragrance components, carry documented…
Formaldehyde / VOCs
Aqueous conditioners typically require preservatives; DMDM hydantoin, diazolidinyl urea…
1,4-dioxane (manufacturing byproduct)
Leave-in or slow-rinse conditioner formulations may contain residual 1,4-dioxane from…
Lower concern for a standard cosmetic conditioner lacking known PFAS drivers.
⚠Risky category by default
Mielle Organics
Pomegranate & Honey Moisturizing and Detangling Conditioner
water-based conditioner; aqueous polymers and botanical extracts
Fragrance allergens and sensitizers
Product contains fragrance (likely from honey/pomegranate botanicals plus added fragrance…
Heavy metals
Pomegranate and honey are sourced botanicals; no independent testing data is publicly…
Preservative-related skin irritation
Water-based conditioners require preservatives to prevent bacterial/mold growth. Mielle…
Aqueous polymer buildup over time
Conditioning polymers (likely acrylates or cellulose derivatives) can accumulate on hair…
Lower PFAS concern for a rinse-off hair conditioner without water-repellent claims.
⚠Risky category by default
Mielle Organics
Rosemary Mint Shampoo + Conditioner Combo Pack
aqueous shampoo and conditioner liquids in plastic bottle
Fragrance allergens and botanical sensitizers
The rosemary and mint botanical ingredients are natural but can trigger allergic contact…
BPA & bisphenols
The plastic bottle material (likely PET or HDPE) is not specified by Mielle; BPA/BPS and…
Lower PFAS concern for typical hair-care liquid lacking known PFAS triggers.
⚠Risky category by default
Mielle Organics
MIELLE Rosemary Mint Strengthening Leave-In Conditioner
water-based leave-in conditioner (aqueous emulsion)
Fragrance allergens and sensitizers
Rosemary and mint extracts contain natural volatile compounds (cineole, menthol) that can…
Heavy metals
Rosemary and mint are plant-derived ingredients that may accumulate trace metals (lead…
Microbial contamination risk from extended dwell time
Because this is a leave-in product, inadequate preservative efficacy or user…
1,4-dioxane (residual from emulsifier synthesis)
Aqueous emulsions sometimes contain trace 1,4-dioxane as a byproduct of polysorbate or…
Lower-concern product where liquid cosmetics rarely require PFAS.
⚠Risky category by default
See every Mielle Organics product we grade on the Mielle Organics brand page, or the full conditioner ranking.