Moroccanoil All In One Leave-In Conditioner
Lower-medium risk. Leave-in conditioner has no typical PFAS trigger.
This water-and-oil-based leave-in conditioner lacks any waterproofing, non-stick, or stain-resistant coating that would require PFAS. The brand makes no PFAS claim, and no public lab data or government action exists.
We flunk more products than we pass. This one earned its grade. How we grade
Material
Argan oil blend, water-based liquid leave-in conditioner
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Moroccanoil All In One Conditioner is made of, ingredients and materials
Moroccanoil All In One is a water-based leave-in conditioner built around argan oil, a plant-derived conditioning agent with no known intrinsic toxicity at consumer exposure levels. The formulation is a liquid emulsion designed to stay on hair without rinsing, so ingredients remain on the scalp and hair surface rather than being systematically absorbed. No heavy metals, formaldehyde releasers, or restricted colorants are on public record for this product. Leave-in conditioners pose lower chemical risk than rinse-off products because contact time is controlled by the user and dermal penetration is minimal.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Fragrance allergens
Moroccanoil All In One contains fragrance compounds typical of the brand's signature scent profile. Individuals with fragrance sensitivity or contact dermatitis history should patch-test on inner wrist before scalp application; no specific allergen declaration is published.
Argan oil rancidity or oxidation during storage
Plant oils oxidize over time, particularly if stored in warm or light-exposed conditions. Rancid oil can irritate the scalp or cause mild inflammation but is not toxic; discard if the product develops a musty or off odor.
Scalp buildup and microbiome disruption with prolonged use
Oil-based leave-in conditioners can accumulate on the scalp if applied too frequently or in excess, potentially trapping bacteria or yeast and causing itching or flaking. This is a use practice issue, not a formulation toxicity issue, and is reversible with reduced application or clarifying wash.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
1,4-dioxane (cosmetic solvent contaminant)
No public testing or reports of 1,4-dioxane in this product. Water-based leave-in conditioners are lower-risk for this contaminant than foaming cleansers, but independent third-party testing data is not available for this specific brand.
Heavy metals
Leave-in conditioners typically do not contain pigments or mineral colorants, and Moroccanoil does not market this product with color claims. No cadmium, lead, or arsenic contamination has been reported or alleged.
Source, FDA ↗How is this PFAS grade calculated?
The brand's record and disclosure
Moroccanoil does not publish detailed ingredient sourcing or third-party safety certifications on their website; the brand remains silent on PFAS testing despite the PFAS score of 75/100 for this product category. The company is owned by Unilever and operates under mainstream cosmetic compliance (US FDA, EU regulations), but has not pursued transparency certifications like EWG Verified or Leaping Bunny. No product-specific recalls or regulatory actions are on record for this leave-in conditioner.
How it compares in its category
Leave-in conditioners as a class carry lower inherent hazard than styling products (sprays, gels) because they are rinse-free liquids without volatile solvents or propellants. Moroccanoil's argan oil base is mainstream; competitors like SheaMoisture, Kinky-Curly, and Aunt Jackie's use similar plant oils with comparable safety profiles. The main category difference is that Moroccanoil is a premium brand with less transparency than some niche competitors, but no worse safety profile than typical drugstore alternatives.
If you buy it
Apply to damp hair, focusing on mid-lengths and ends; avoid scalp saturation to prevent buildup. Store at room temperature away from direct heat or sunlight; argan oil can oxidize if exposed to sustained high temperatures. Replace every 12-18 months or when the product separates, thickens unevenly, or develops an off smell, which signals oxidation or microbial growth. If irritation or allergic reaction occurs (rare), discontinue and patch-test on a small area before reapplying.
What is not known about PFAS in this product?
- Basis
- Model estimate, 72% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Moroccanoil has made none
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Moroccanoil All In One Leave-In Conditioner?
- Water, conditioning agents, organic plant extracts
- We found no PFAS statement from the brand
- Heavy metals
3 hazards checked on this product, all on its full breakdown.
- water-based conditioner, typical surfactants and botanical extracts
- We found no PFAS statement from the brand
- Heavy metals
3 hazards checked on this product, all on its full breakdown.
More conditioner grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.