The Best Non-Toxic Food Storage Containers of 2026

We scored 15 food storage containers for PFAS forever chemicals and other hazards, then ranked them safest first. The top pick is Pyrex Pyrex Glass Meal Prep Set at 95/100. Every score below links to the full breakdown of what earned it.

How to read these scores. PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Each grade is a model-based assessment built from published ingredient lists, materials, certifications, brand disclosures, recalls and third-party lab results where they exist. Read the full rubric to see exactly what adds and removes points.
7% of the 15 food storage containers we scored fail our PFAS and toxin screen.
PFAS Authority, September 2026. Free to cite with a link. See the full dataset.

The safest PFAS-free food storage containers we have scored

  1. 1
    Pyrex Glass Meal Prep Set

    Pyrex

    Glass Meal Prep Set

    borosilicate glass with metal lids (likely stainless steel or aluminum)

    PFAS Grade95Excellent
    Overall Grade71Good
    ⛏️

    Metal lid corrosion and leaching

    Limited concern

    70
    ⏳

    Silicone or rubber gasket degradation

    Moderate concern

    45
    ⚠️

    Thermal shock fracture from glass

    Moderate concern

    45

    Lower PFAS concern; glass meal prep containers are inherently a safer material choice.

    ⚠Risky category by default

    Why this gradeBuy
  2. 2
    Pyrex Freshlock 10-Piece Glass Storage Set

    Pyrex

    Freshlock 10-Piece Glass Storage Set

    Borosilicate glass containers with plastic lids (PP/TPE closure material unspecified)

    PFAS Grade80Excellent
    Overall Grade58Good
    🫧

    Microplastics

    Limited concern

    70
    ⚠️

    Additive migration from plastic lids

    Limited concern

    70
    ⚠️

    Glass breakage and physical injury

    Moderate concern

    45
    ⏳

    Bacterial growth in degraded or poorly sealed lids

    Limited concern

    70

    Lower PFAS concern; glass containers are inherently low-risk; check lid material if possible.

    ⚠Risky category by default

    Why this gradeBuy
  3. 3
    Pyrex 6-Piece Food Storage Container Set

    Pyrex

    6-Piece Food Storage Container Set

    borosilicate glass with plastic lids

    PFAS Grade80Excellent
    Overall Grade58Good
    ⏳

    Plastic lid degradation and replacement necessity

    Limited concern

    70
    🫧

    Microplastic shedding from lids under heat stress

    Limited concern

    70
    🏷️

    Undisclosed chemicals in lid coatings or gasket materials

    Limited concern

    70
    ⚠️

    Borosilicate glass breakage and cut hazard

    Moderate concern

    45

    Lower PFAS concern; borosilicate glass containers pose minimal risk; plastic lids warrant standard caution.

    ⚠Risky category by default

    Why this gradeBuy
  4. 4
    PYREX 18-Piece Clear Glass Food Storage Container Set

    Pyrex

    18-Piece Clear Glass Food Storage Container Set

    borosilicate glass with plastic lids

    PFAS Grade80Excellent
    Overall Grade52Good
    ♾️

    PFAS

    Limited concern

    70
    ⏳

    Seal degradation and bacterial growth

    Limited concern

    70
    ⚠️

    Glass breakage hazard

    Moderate concern

    45
    ⚠️

    Lid staining and odor retention

    Moderate concern

    45

    Lower PFAS concern; glass containers are inherently safe; plastic lids carry modest risk but no confirmed data.

    ⚠Risky category by default

    Why this gradeBuy
  5. 5
    Pyrex Simply Store 6-Piece 2-Cup Glass Storage Container Set with Lids

    Pyrex

    Simply Store 6-Piece 2-Cup Glass Storage Container Set with Lids

    borosilicate glass container, plastic lids (likely polypropylene or polyethylene)

    PFAS Grade80Excellent
    Overall Grade72Good
    🫧

    Plastic lid degradation and microplastic release

    Limited concern

    70
    ⚠️

    Borosilicate glass thermal shock fracture

    Limited concern

    70

    Lower PFAS concern; glass containers are a solid choice; monitor plastic lid sourcing if you want extra assurance.

    ⚠Risky category by default

    Why this gradeBuy
  6. 6
    Pyrex Simply Store 10-Piece Glass Storage Container Set

    Pyrex

    Simply Store 10-Piece Glass Storage Container Set

    borosilicate glass containers with plastic lids

    PFAS Grade80Excellent
    Overall Grade62Good
    🍼

    BPA & bisphenols

    Limited concern

    70
    ⏳

    Lid degradation and seal failure

    Moderate concern

    45
    🫧

    Microplastic shedding from lids

    Limited concern

    70

    Lower PFAS concern; glass itself is inherently PFAS-resistant, though plastic lids warrant caution.

    ⚠Risky category by default

    Why this gradeBuy
  7. 7
    Rubbermaid Brilliance 20-Piece Food Storage Container Set

    Rubbermaid

    Brilliance 20-Piece Food Storage Container Set

    Plastic polymer (polypropylene/copolyester blend) with clear lids

    PFAS Grade70Good
    Overall Grade52Good
    🫧

    Microplastics

    Limited concern

    70
    ⚠️

    Bacterial/mold growth from seal failure

    Moderate concern

    45
    ⏳

    Coating degradation and lid material leaching

    Limited concern

    70

    Lower concern for PFAS, but Rubbermaid has not publicly committed to PFAS-free manufacturing.

    ⚠Risky category by default

    Why this gradeBuy
  8. 8
    Rubbermaid Brilliance 36-Pc. Food Storage Set

    Rubbermaid

    Brilliance 36-Pc. Food Storage Set

    BPA-free plastic (polypropylene/copolyester blend)

    PFAS Grade70Good
    Overall Grade34Poor
    🫧

    Microplastics

    Limited concern

    70
    ⛏️

    Heat-induced leaching

    Moderate concern

    45
    ⏳

    Lid seal degradation

    High concern

    20
    ⚠️

    Mold/bacterial growth from poor ventilation

    Limited concern

    70

    Lower concern for food storage; rigid plastic containers unlikely to contain PFAS, but brand discloses nothing about PFAS or coatings.

    ⚠Risky category by default

    Why this gradeBuy

Every food storage containers that passes, side by side

Sorted by score. Higher is safer. Scored against 3 hazards that apply to this category.

#Food Storage ContainersScoreRatingMade of
1Pyrex Pyrex Glass Meal Prep Set95Excellentborosilicate glass with metal lids (likely stainless steel or aluminum)
2Pyrex Pyrex Freshlock 10-Piece Glass Storage Set80ExcellentBorosilicate glass containers with plastic lids (PP/TPE closure material unspecified)
3Pyrex Pyrex 6-Piece Food Storage Container Set80Excellentborosilicate glass with plastic lids
4Pyrex PYREX 18-Piece Clear Glass Food Storage Container Set80Excellentborosilicate glass with plastic lids
5Pyrex Pyrex Simply Store 6-Piece 2-Cup Glass Storage Container Set with Lids80Excellentborosilicate glass container, plastic lids (likely polypropylene or polyethylene)
6Pyrex Pyrex Simply Store 10-Piece Glass Storage Container Set80Excellentborosilicate glass containers with plastic lids
7Rubbermaid Rubbermaid Brilliance 20-Piece Food Storage Container Set70GoodPlastic polymer (polypropylene/copolyester blend) with clear lids
8Rubbermaid Rubbermaid Brilliance 36-Pc. Food Storage Set70GoodBPA-free plastic (polypropylene/copolyester blend)

The food storage containers we would skip

Lowest scoring in this category, worst first.

Rubbermaid Brilliance StainShield Plastic Food Storage Containers

Rubbermaid

Brilliance StainShield Plastic Food Storage Containers

Polypropylene (PP) plastic with stain-resistant treatment

PFAS Grade40Poor
Overall Grade18Bad
♾️

PFAS

Limited concern

70
⏳

Coating degradation and migration

Moderate concern

45
🫧

Microplastic shedding from wear

Limited concern

70
🍳

Heat-induced leaching from coating

Limited concern

70

Lower concern for rigid food-storage plastic, but stain-resistance treatment warrants caution without disclosure.

⚠Risky category by default

Why this gradeSafer picks →
Rubbermaid Brilliance 20-Piece Food Storage Container Set

Rubbermaid

Brilliance 20-Piece Food Storage Container Set

Plastic polymer (polypropylene/copolyester blend) with clear lids

PFAS Grade70Good
Overall Grade52Good
🫧

Microplastics

Limited concern

70
⚠️

Bacterial/mold growth from seal failure

Moderate concern

45
⏳

Coating degradation and lid material leaching

Limited concern

70

Lower concern for PFAS, but Rubbermaid has not publicly committed to PFAS-free manufacturing.

⚠Risky category by default

Why this gradeBuy
Rubbermaid Brilliance 36-Pc. Food Storage Set

Rubbermaid

Brilliance 36-Pc. Food Storage Set

BPA-free plastic (polypropylene/copolyester blend)

PFAS Grade70Good
Overall Grade34Poor
🫧

Microplastics

Limited concern

70
⛏️

Heat-induced leaching

Moderate concern

45
⏳

Lid seal degradation

High concern

20
⚠️

Mold/bacterial growth from poor ventilation

Limited concern

70

Lower concern for food storage; rigid plastic containers unlikely to contain PFAS, but brand discloses nothing about PFAS or coatings.

⚠Risky category by default

Why this gradeBuy

What we check on food storage containers

  • BPA & bisphenols. Plastic-hardening chemicals linked to hormone disruption. FDA
  • Phthalates. Plastic softeners studied for endocrine effects. ATSDR
  • Microplastics. Tiny plastic particles that shed from products into food and water. EPA

Full point-by-point rubric on the methodology page.

The food storage containers brands that will not say

3 of the brands here publish nothing about PFAS at all. Silence is not evidence of harm, but it is why none of them score well on disclosure.

OXO, Pyrex, Rubbermaid.

Common questions about PFAS-free food storage containers

Is food storage containers PFAS free?

Mostly not. Of the 15 food storage containers we have scored, 7% fail our PFAS and toxin screen, which leaves 14 that pass. The highest scoring is Pyrex Pyrex Glass Meal Prep Set at 95 out of 100. The lowest is Rubbermaid Rubbermaid Brilliance StainShield Plastic Food Storage Containers at 40.

What is the safest food storage containers you have scored?

Pyrex Pyrex Glass Meal Prep Set, at 95 out of 100, which we band as Excellent. It is borosilicate glass with metal lids (likely stainless steel or aluminum). The runner up is Pyrex Pyrex Freshlock 10-Piece Glass Storage Set at 80.

Which food storage containers should I avoid?

The three lowest scoring we hold are Rubbermaid Rubbermaid Brilliance StainShield Plastic Food Storage Containers at 40, Rubbermaid Rubbermaid Brilliance 20-Piece Food Storage Container Set at 70, Rubbermaid Rubbermaid Brilliance 36-Pc. Food Storage Set at 70. The problem with the first is that lower concern for rigid food-storage plastic, but stain-resistance treatment warrants caution without disclosure.

How can you tell if food storage containers contain PFAS?

In this category we check for bpa & bisphenols, phthalates, microplastics. Plastic-hardening chemicals linked to hormone disruption. Language like stain resistant, water repellent or easy release usually means fluorinated chemistry even when PFAS is never printed on the box.

Which food storage containers brands will not say whether they use PFAS?

3 of the brands we scored in this category publish nothing about PFAS at all, including OXO, Pyrex, Rubbermaid. Silence is not evidence of harm, but it is the reason those brands cannot score well on disclosure.

Do you lab test food storage containers?

No. We score from published ingredient lists, materials, certifications, disclosures and third party lab results where they exist. Where a product has been independently tested we use that result and say so.

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