Aroma 4-Cup Cooked, 2-Cup Uncooked Rice Cooker Food Steamer
High risk; unspecified nonstick coating leaves PFAS exposure unclear.
The Aroma rice cooker features an aluminum cooking bowl with an unspecified nonstick interior coating. The brand doesn't confirm whether the surface is ceramic, stainless steel, or Teflon-type coating-free.
The better-graded swap
Zojirushi
Zojirushi Neuro Fuzzy Rice Cooker & Warmer
75/100 safety
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
Aluminum cooking bowl with unspecified nonstick interior coating
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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.
Non-stick, chemistry undisclosed
Marketed as non-stick without stating the coating chemistry.
Aluminum leaching
Aluminum bowls can release trace aluminum into food, particularly with acidic ingredients or prolonged cooking. While the amount from a single use is small, frequent use of this rice cooker with acidic foods could result in cumulative exposure over time.
Nonstick coating degradation and fume release
The unspecified nonstick interior is the primary concern. If the coating is Teflon-type coating-based (most common at this price), overheating an empty or near-empty bowl or scratching the surface can release irritant fumes; the coating's durability and replacement schedule are unknown from available documentation.
Coating adhesion and flaking
User reviews of budget aluminum rice cookers consistently report nonstick peeling and flaking after 2-3 years of regular use. Once flaking begins, continued use poses a low but real risk of ingesting coating particles; replacement reduces this specific risk.
Lack of material transparency
Aroma does not publicly specify the nonstick coating chemistry. This absence of disclosure makes it impossible to assess whether the coating is Teflon-type coating, silicone-based, ceramic, or proprietary, which limits the ability to predict safety risks or longevity.
The full breakdown
What it's made of and why it matters
This rice cooker uses an aluminum cooking bowl, a material that can leach small amounts of aluminum into food under certain conditions, especially with acidic foods or prolonged heating. The interior nonstick coating is not specified by the manufacturer, which is the critical gap, nonstick surfaces on cookware are typically Teflon-type coating-based (covered separately in PFAS grade), and degradation of that coating through scratching or overheating can release fumes and expose the underlying aluminum. The uncoated exterior and heating element are standard, but the bowl's longevity depends entirely on how well the nonstick layer holds up.
The brand's record and disclosure
Aroma Housewares, a budget-focused small-appliance brand, does not publicly disclose coating materials or provide detailed safety certifications for this model. The brand has no widely documented safety recalls related to this specific rice cooker, and it carries basic FDA compliance for food-contact surfaces. However, the lack of proactive transparency about nonstick coating type is typical of this price segment and is a meaningful gap in informed purchasing.
How it compares in its category
Most rice cookers at this price point (typically under 50 USD) use aluminum bowls with unspecified nonstick coatings; this is standard practice in the budget category. Mid-range and premium models often feature stainless-steel bowls (no coating risk) or explicitly Teflon-type coating-free ceramic coatings. For a 4-cup capacity, this Aroma unit is typical in its material choices and safety profile, placing it squarely in the middle of the budget rice cooker safety spectrum, not an outlier.
If you buy it
Avoid acidic foods (vinegar, tomato-based rice dishes) that increase aluminum leaching; do not overheat the empty bowl or allow the nonstick coating to be scratched by metal utensils. Replace the unit if the interior coating flakes, discolors significantly, or shows visible wear; nonstick degradation is your primary aging risk. Hand-wash the bowl only with soft sponges, and do not use the dishwasher, which accelerates coating breakdown.
What we don’t know
- Basis
- Model estimate, 62% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Aroma has made none
Formulations change between production runs, so check the current label. How we grade.
Better-graded alternatives in Rice Cookers
Zojirushi
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Stainless steel inner pot, aluminum outer housing
Stainless steel nickel content
Limited concern
Rubber gasket off-gassing or degradation
Limited concern
Lower PFAS concern; standard rice cooker with non-coated stainless interior, but brand offers no explicit PFAS transparency.
⚠Starting grade for this product type
Zojirushi
NHS-06 Rice Cooker/Steamer
Stainless steel inner pot and exterior; no nonstick coating disclosed
Stainless steel corrosion and rust formation
Limited concern
Rubber gasket and seal degradation
Moderate concern
Bacterial or mold growth in lid chamber
Limited concern
Hexavalent chromium release from stainless steel under extreme conditions
Limited concern
Medium-high risk; stainless steel construction but Zojirushi offers no PFAS disclosure.
⚠Starting grade for this product type
Instant Pot
12 Cup Rice and Grain Cooker
Stainless steel pot with no nonstick coating
Stainless steel corrosion and metal leaching
Limited concern
Silicone gasket degradation and off-gassing
Limited concern
Bacterial growth in water reservoir or seal cavities
Limited concern
Medium-high risk; stainless steel pot with no nonstick layer reported.
⚠Starting grade for this product type
More rice cookers 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.