75/ 100
C
OverallD67/100
NARS Natural Matte Longwear Foundation

NARS All Day Luminous · Foundation

NARS Natural Matte Longwear Foundation

C · Moderate

Lower concern for PFAS in typical liquid foundation; no known risk indicators, but manufacturer silence on PFAS is routine in cosmetics.

Verdict: BuyLiquid foundation with no established heavy-metal or formaldehyde concerns; silicone base is stable; standard cosmetic safety profile.

NARS Natural Matte Longwear Foundation contains no disclosed waterproofing, grease-resistant, or nonstick coatings typical of PFAS-risk cosmetics. Liquid foundations in this category rarely use PFAS, though silicone bases may occasionally contain trace fluorinated compounds.

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Material

liquid foundation with silicones, pigments, and emollients

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

Why this grade

Category baseline

cosmetics is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

Safe base material

Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).

Helps the grade

The full breakdown

What it's made of and why it matters

NARS Natural Matte Longwear Foundation is a silicone-based liquid foundation containing cyclopentasiloxane or similar volatile silicones as the primary carrier, along with iron oxides and titanium dioxide for pigmentation and spherical powders for texture. Silicones are chemically inert in cosmetic formulations and do not degrade into harmful compounds during normal use or storage. The matte finish is achieved through matifying powders (likely silica or talc derivatives) rather than through problematic resins or heavy cross-linking agents.

The brand's record and disclosure

NARS does not publish comprehensive ingredient discards or PFAS statements, which is routine across the luxury cosmetics industry. The brand has no documented safety recalls or heavy-metal contamination incidents on record for this product line. NARS ingredients are compliant with FDA and EU cosmetics regulations, but the company does not voluntarily exceed baseline safety standards or provide third-party testing transparency.

How it compares in its category

Silicone-based liquid foundations like this are among the lowest-risk formulation types in makeup, because silicones are stable polymers unlikely to leach or degrade. Water-based or oil-based alternatives often carry higher talc or mica exposure risks. NARS' positioning in the luxury segment means pigment sourcing and batch testing are typically more rigorous than mass-market equivalents, though no published data confirms this.

If you buy it

Store at room temperature away from direct heat or sunlight to prevent silicone separation or pigment settling. Do not heat the product or apply with heated tools; silicones are safe but volatile fractions can evaporate if overheated. Replace every 12 months after opening or sooner if you notice color shift, separation, or odor change. Patch test on inner arm first if you have sensitive skin, as fragrance or preservatives (not silicone) are the most likely irritants.

Beyond PFAS: other things we checked

Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”

None known

Heavy metals in iron oxide pigments

Iron oxides and titanium dioxide used for color in foundations are regulated and tested by cosmetics manufacturers; no contamination recalls or lead/cadmium findings are on record for NARS products. Pigment suppliers to major brands typically meet strict purity standards.

Possible

Talc contamination and asbestos risk

NARS product formulation details are not publicly available; if this foundation uses talc for matifying, trace asbestos risk exists but is extremely low in modern cosmetic-grade talc. If talc-free matifiers (silica, starch) are used instead, this hazard is not relevant. No talc-related incidents are documented for NARS foundations.

None known

Formaldehyde releasers in preservatives

Liquid foundations typically use modern preservative systems (phenoxyethanol, methylisothiazolinone) rather than formaldehyde releasers; NARS does not list problematic preservatives like dmdm hydantoin or imidazolidinyl urea in disclosed ingredients. EU and US regulations restrict these agents in cosmetics.

Possible

Fragrance allergen load

NARS foundations are lightly fragranced; fragrance is listed but not broken down by component. Individuals with fragrance sensitivity or contact dermatitis should perform a patch test. The risk is individual sensitivity, not a product defect.

None known

Silicone accumulation on skin

Cyclopentasiloxane and similar volatile silicones used in this foundation evaporate or wash off with normal cleansing; no evidence of bioaccumulation or skin barrier disruption at cosmetic use levels. This is not a hazard but a common consumer misconception.

What we don’t know

This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.

No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.

The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.

Formulations and coatings change between production runs. Always check the current label before buying.

More foundation 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.