L'Oreal Paris True Match Hyaluronic Tinted Serum vs Natural Radiant Longwear Foundation: which is safer?
L'Oreal Paris True Match Hyaluronic Tinted Serum is the clear pick. NARS Natural Radiant Longwear Foundation carries a failing PFAS grade, and we never recommend buying a failing product.
Our pick
L'Oréal
L'Oreal Paris True Match Hyaluronic Tinted Serum
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
Possible1,4-dioxane contamination from emulsifiers
ReportedFragrance allergens (unlisted components)
PossibleMicrobial growth if stored improperly
NARS
Natural Radiant Longwear Foundation
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleHeavy metals in pigments (iron oxides, titanium dioxide, synthetic colorants)
PossibleFormaldehyde releasers (preservative system)
PossibleFragrance allergens and undisclosed fragrance components
Where these two actually differ
- We flag 1,4-dioxane contamination from emulsifiers, Fragrance allergens (unlisted components) and Microbial growth if stored improperly on the L'Oréal and not on the NARS.
- We flag Heavy metals in pigments (iron oxides, titanium dioxide, synthetic colorants), Formaldehyde releasers (preservative system), Fragrance allergens and undisclosed fragrance components and 1,4-dioxane (residual contaminant from surfactants or emulsifiers) on the NARS and not on the L'Oréal.
- The L'Oréal is water, hyaluronic acid, glycerin, pigments, emollients where the NARS is liquid foundation, formulants undisclosed, which is most of the difference in these two grades.
- We are less certain about the NARS grade, at 35% confidence against 75%, because it discloses less.
Both products run through the same public rubric, which covers materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
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