PFAS5/ 100Bad
Overall0/ 100Bad
NS Pro Nonstick Cookware Square Griddle

All-Clad · Griddle Pans

NS Pro Nonstick Cookware Square Griddle

Bad

Avoid if PFAS avoidance is a priority; traditional Teflon-type coating nonstick carries PFAS concern.

Verdict: SkipTeflon-type coating nonstick griddle with established fume risk above 500°F and no transparency on PFAS content; acceptable only with strict temperature discipline and ventilation.

All-Clad's NS Pro line uses conventional Teflon-type coating-based nonstick coating, a Teflon-family coating typically containing PFAS. The brand makes no public disclosure about PFAS content or safer alternatives.

The safe swap

Le Creuset Signature Enameled Cast Iron Skinny Griddle

Le Creuset

Le Creuset Signature Enameled Cast Iron Skinny Griddle

80/100 safety

80Excellent

Same rubric that flunked this product. The swap earned Excellent.

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

Teflon-type coating-based nonstick coating (Teflon-family coating)

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

PTFE / Teflon confirmed

Contains Teflon-type coating, also called Teflon, a type of PFAS.

50/ 100
♾️

Category baseline

PFAS exposure happens more often with clothing products.

70/ 100
♾️

No PFAS disclosure

The company has not publicly discussed PFAS in this product.

85/ 100
♾️

Teflon-type coating thermal decomposition and fume release

Teflon-type coating-coated cookware is documented to release fluorine-containing fumes (including carbonyl fluoride) above 500°F. While acute polymer fume fever is rare in home kitchens, it can occur with careless overheating or preheating on high. All-Clad does not provide thermal limits or fume-test data for the NS Pro.

45/ 100
🍂

Coating degradation and flaking

Teflon-type coating coatings degrade with age, mechanical abrasion (metal utensils, dishwashers), and thermal cycling. Once flaking begins, ingestion of microcoatings and increased fume risk on reheating become concerns. No durability or wear-life data is published for the NS Pro griddle.

70/ 100
🔩

Aluminum leaching from substrate

If the aluminum substrate is exposed (through coating damage or at edges), acidic or alkaline foods may promote aluminum leaching. The exact substrate construction and coating adhesion strength for the NS Pro are not disclosed, making risk assessment difficult.

70/ 100
💨

Off-gassing and odor during early use

New Teflon-type coating cookware sometimes releases odors during initial heating, attributed to residual processing chemicals or coating stabilizers. This is typically mild but indicates volatile emissions and should prompt ventilation and lower heat settings until odor ceases.

70/ 100
⚠️

Lack of independent safety certification

The NS Pro griddle carries no third-party certification (e.g., GREENGUARD) for low-emission or PFAS-free claims. All-Clad's compliance relies on FDA food-contact regulations, which do not mandate PFAS disclosure or thermal-stability testing.

45/ 100

The full breakdown

What it's made of and why it matters

The NS Pro griddle uses a Teflon-type coating-based Teflon-family coating nonstick coating bonded to an aluminum or steel substrate. Teflon-type coating (polytetrafluoroethylene, also known as Teflon) is stable at normal cooking temperatures but can decompose when exposed to high heat, releasing fluorine-containing fumes. All-Clad's specific formulation details are not publicly disclosed, so the exact thermal stability profile and any additives remain unknown. This opacity matters because older Teflon-type coating coatings and some modern variants carry higher risks of fume release.

The brand's record and disclosure

All-Clad does not publicly disclose PFAS content, coating composition, or testing protocols for its nonstick cookware. The brand has not issued statements about PFOA phase-out timelines or alternative formulations. No major recalls specific to Teflon-type coating fume hazards or coating degradation have been widely documented for this product line, but the absence of disclosure leaves consumers without assurance of safety improvements. All-Clad's silence contrasts with competitors who now market PFOA-free or ceramic alternatives.

How it compares in its category

Traditional Teflon-type coating griddles remain common in the mid-to-premium market but face growing competition from ceramic, anodized aluminum, and stainless steel alternatives. All-Clad's nonstick offering is positioned as a professional-grade product, implying durability, but does not differentiate itself via PFAS or thermal-safety transparency. Competitors like GreenPan and Caraway now emphasize ceramic or Teflon-type coating-free coatings; All-Clad has not repositioned the NS Pro line toward these safer alternatives.

If you buy it

Never heat above 500°F; use medium heat for most tasks and always ensure adequate ventilation (range hood on). Replace the griddle immediately if the nonstick coating chips, flakes, or shows visible wear, as damaged Teflon-type coating increases fume risk. Hand-wash only; avoid metal utensils and high-temperature dishwashers, which accelerate coating degradation. Preseason on low heat and monitor it closely during the first few uses for any off-gassing odor, which indicates thermal stress.

What we don’t know

Basis
Model estimate, 75% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
All-Clad has made none

Formulations change between production runs, so check the current label. How we grade.

Safer alternatives in Griddle Pans

GreenPan Rio Advanced Ceramic Nonstick Griddle

GreenPan

Rio Advanced Ceramic Nonstick Griddle

Ceramic-based nonstick coating

PFAS Grade90Excellent
Overall Grade82Excellent
🍂

Ceramic coating degradation and flaking

Limited concern

70
🔩

Aluminum leaching

Limited concern

70

Lower concern; ceramic nonstick doesn't require PFAS, but verify your product lot.

Risky category by default

Le Creuset Signature Enameled Cast Iron Skinny Griddle

Le Creuset

Signature Enameled Cast Iron Skinny Griddle

enameled cast iron (vitreous enamel coating)

PFAS Grade80Excellent
Overall Grade72Good
🍂

Enamel degradation and coating chip-off

Limited concern

70
⛏️

Acidic food leaching from iron substrate

Limited concern

70

Lower PFAS concern; enameled cast iron uses traditional coating chemistry without PFAS.

Risky category by default

Le Creuset Cast Iron Square Griddle

Le Creuset

Cast Iron Square Griddle

Cast iron with vitreous enamel glaze

PFAS Grade75Excellent
Overall Grade71Good

Enamel coating degradation and leaching

Limited concern

70

Lower PFAS concern; cast iron and enamel are inherently PFAS-free.

Risky category by default

More griddle pans 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.