What diapers are safe? Here’s Our Verdict

Pura

Clean$$

Last reviewed September 16, 2026

Quick verdict

Disclosed TCF/FSC pulp makes this worth a closer look, with important differences between package versions.

Check the package version: the research does not yet confirm an exact match to every current product. See version details.

U.S., U.K., and newer cotton-enhanced package generations require exact SKU reconciliation. See the full research below.

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Good / Caution / Avoid

Good: TCF/FSC pulp disclosed.
Allergy UK listing located.
OEKO-TEX package evidence located.
Organic-fluorine non-detect reported for tested Size 6 cotton-enhanced generation.
Caution: The organic-fluorine non-detect covers a tested Size 6 cotton-enhanced version only.

Read the original editorial assessment

Verdict: Clean. Current package matching remains unresolved; read the newer evidence below.

TCF wood-pulp core; fragrance-, chlorine-, latex-, paraben-, and phthalate-free. Certified OEKO-TEX Standard 100 and Allergy UK. Research discrepancy: the organic-fluorine non-detect result and the cotton-enhanced topsheet described in some Pura marketing trace to a newer "cloud-soft"/cotton-enhanced package generation — see the formulation note in the Quick Verdict above for exactly which claims that covers. The Nordic Swan Ecolabel and EU Ecolabel certifications carried in our original review haven't been independently re-confirmed in the most recent research pass. Sold at Walmart and Amazon rather than subscription-only, which makes it the most widely available of the fully-TCF verified picks.

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Materials & ingredients

Factors flagged in the editorial review. Expand the research below for full formulation records, functions and sources.

No ingredient on this product's own label was specifically flagged in our review. See ingredient concerns for diapers as a whole for what we check for in this category.

What's disclosed in our research

Materials disclosed by the manufacturer or a retailer, as captured in our research — not the same as the flagged-concerns table above, and not asserted here as a complete or currently-verified ingredient list unless noted. See the full research below for sources and limitations.

United States — Pura Nappies: likely the current package.

Component	Material	Touches skin?	Function
Absorbent core	SAP and TCF/FSC wood pulp	No	Absorbency
Nonwoven / structural materials	Polypropylene, polyester, polyethylene, plant-based polyethylene	Not recorded	Topsheet/acquisition/backsheet/structural layers
Backsheet filler	Calcium carbonate	No	Breathable-film/filler role
Elastic system	Elastomer	No	Fit / stretch
Adhesive	Thermoplastic adhesive	No	Assembly/bonding
Wetness indicator	Wetness-indicator adhesive	No	Color-change wetness indication
Printed inks	Eight named pigments disclosed by manufacturer; full list transcription pending	No	Printing

United Kingdom / retailer evidence — Cloud-soft / enhanced-with-cotton generation: a newer package generation, not yet matched to every SKU.

Component	Material	Touches skin?	Function
Outer/skin-contact construction	Cotton/cotton-enhanced construction referenced in newer package generation	Yes	Softness / surface construction

Testing history

Source	Date	Tested for	Result
Independent lab testing (Mamavation)	—	Organic fluorine (a PFAS marker) — cotton-enhanced Size 6 generation	Non-detect

Certifications held

Certification	What it actually verifies
OEKO-TEX Standard 100	Tests textiles against a defined list of harmful substances; does not guarantee PFAS-free, since its test method can miss certain fluoropolymers.
Nordic Swan Ecolabel	A Nordic multi-criteria ecolabel covering environmental impact and chemical content across a product's lifecycle.
EU Ecolabel	The EU's own multi-criteria ecolabel, covering environmental impact and restricted-substance content across a product's lifecycle.
Allergy UK	Accreditation that a product meets Allergy UK's review criteria for suitability for allergy- and sensitivity-prone users.

Explore the research

Research record last verified: 2026-09-16.

This evidence file is still being deepened with citations and package-version detail — the published verdict above already reflects everything gathered so far, and doesn't change as that detail is filled in.

What you should know

Multiple formulation/package generations appear to exist and must not be merged.

What's still uncertain

Need exact U.S. current SKU/package match to newer cloud-soft/cotton formulation.

Exact product identity

Technical detail — Exact product identity

Canonical Product Name: Pura Nappies
Category: Diapers
Region: United States
Brand: Pura
Market Status: current
Exact Variant: Pura nappies / newer cloud-soft generation
Package Generation: Multiple generations/markets require reconciliation
Aliases: Pura Eco Baby Nappies

Formulations, ingredients & materials

Technical detail — Formulations, ingredients & materials

Formulation Id
PURA-US-CURRENT
Status
probably_current
Region
United States
Variant
Pura Nappies
Size Scope
General U.S. disclosure
Materials
- Component
  Absorbent core
  Material
  SAP and TCF/FSC wood pulp
  Function
  Absorbency
  Skin Contact
  No
  Source Ids
  Pura (PUR-S1)
- Component
  Nonwoven / structural materials
  Material
  Polypropylene, polyester, polyethylene, plant-based polyethylene
  Function
  Topsheet/acquisition/backsheet/structural layers
  Skin Contact
  Not recorded
  Source Ids
  Pura (PUR-S1)
  Pura (PUR-S2)
- Component
  Backsheet filler
  Material
  Calcium carbonate
  Function
  Breathable-film/filler role
  Skin Contact
  No
  Source Ids
  Pura (PUR-S1)
  Pura (PUR-S2)
- Component
  Elastic system
  Material
  Elastomer
  Function
  Fit / stretch
  Skin Contact
  No
  Source Ids
  Pura (PUR-S1)
- Component
  Adhesive
  Material
  Thermoplastic adhesive
  Function
  Assembly/bonding
  Skin Contact
  No
  Source Ids
  Pura (PUR-S1)
- Component
  Wetness indicator
  Material
  Wetness-indicator adhesive
  Function
  Color-change wetness indication
  Skin Contact
  No
  Source Ids
  Pura (PUR-S1)
- Component
  Printed inks
  Material
  Eight named pigments disclosed by manufacturer; full list transcription pending
  Function
  Printing
  Skin Contact
  No
  Source Ids
  Pura (PUR-S1)
Source Ids
- Pura (PUR-S1)
- Pura (PUR-S2)
Formulation Id
PURA-CLOUD-SOFT-COTTON
Status
newer_generation_needs_sku_match
Region
United Kingdom / retailer evidence
Variant
Cloud-soft / enhanced-with-cotton generation
Size Scope
SKU-specific
Materials
- Component
  Outer/skin-contact construction
  Material
  Cotton/cotton-enhanced construction referenced in newer package generation
  Function
  Softness / surface construction
  Skin Contact
  Yes
  Source Ids
  Ocado (PUR-S3)
Source Ids
- Ocado (PUR-S3)

Testing: methods, samples & results

Non-detect organic-fluorine screening for the tested Size 6 generation; not proof that all individual PFAS compounds are absent.

Technical detail

Test Category
organic_fluorine_screen
Interpretation
Non-detect organic-fluorine screening for the tested Size 6 generation; not proof that all individual PFAS compounds are absent.
Exact Product
Pura Super Soft & Comfy enhanced-with-organic-cotton Size 6
Test Id
PURA-MAMAVATION-SIZE6
Organization
Mamavation
Analytes
- Analyte
  Organic fluorine - inside
  Result
  Non-detect
  Unit
  ppm
  Detection Status
  not_detected_above_reporting_capability
- Analyte
  Organic fluorine - outside
  Result
  Non-detect
  Unit
  ppm
  Detection Status
  not_detected_above_reporting_capability
Limitations
- Test applies to the exact tested cotton-enhanced Size 6 product, not automatically to every historical Pura formulation.
Source Ids
- Mamavation (PUR-S5)

Certifications: scope & limitations

Certifications reviewed: OEKO-TEX STANDARD 100, Allergy UK approved product. Does not by itself establish non-detect for every contaminant in every lot. Approval scope should not be expanded to unrelated contaminant testing.

Technical detail

Certification
OEKO-TEX STANDARD 100
Status
retailer_current_package_evidence
Certifying Body
OEKO-TEX
Certificate Or License Number
1612065 Centexbel
Date Verified
2026-09-16
Source Ids
- Ocado (PUR-S3)
Does Not Establish
- Does not by itself establish non-detect for every contaminant in every lot.
Certification
Allergy UK approved product
Status
current_listing_located
Certifying Body
Allergy UK
Date Verified
2026-09-16
Product Scope
Pura Eco Baby Nappies
Source Ids
- Allergy UK (PUR-S4)
Does Not Establish
- Approval scope should not be expanded to unrelated contaminant testing.

Evidence assessment & uncertainty

Technical detail — Evidence assessment & uncertainty

Positive Attributes: TCF/FSC pulp disclosed.
Allergy UK listing located.
OEKO-TEX package evidence located.
Organic-fluorine non-detect reported for tested Size 6 cotton-enhanced generation.
Important Concerns: Multiple formulation/package generations appear to exist and must not be merged.
Uncertainties: Need exact U.S. current SKU/package match to newer cloud-soft/cotton formulation.
Unverified Claims: No entries recorded

Formulation verification

The current package still needs to be matched to this evidence because: U.S., U.K., and newer cotton-enhanced package generations require exact SKU reconciliation.

Technical detail

Formulation Verification Required: Yes
Reasons: U.S., U.K., and newer cotton-enhanced package generations require exact SKU reconciliation.
Package Evidence Needed: Current U.S. package materials panel, UPC/GTIN, certification marks, lot code.

Sources & provenance (5)

Source Id
PUR-S1
Title
Pura U.S. FAQs / materials disclosure
URL
https://us.mypura.com/pages/faqs
Source Type
manufacturer
Organization
Pura
Publication Date
Not recorded
Update Date
Not recorded
Access Date
2026-09-16
Primary Source
Yes
Exact Product Match
probable
What It Establishes
Current U.S. disclosed materials including SAP, TCF/FSC pulp, polymers, adhesive, calcium carbonate, elastomer, wetness indicator and pigments.
Limitations
Not recorded
Source Id
PUR-S2
Title
Why Pura products are the safest for babies' skin
URL
https://mypura.com/blogs/pura-news/why-pura-products-are-the-safest-for-babies-skin
Source Type
manufacturer
Organization
Pura
Publication Date
Not recorded
Update Date
Not recorded
Access Date
2026-09-16
Primary Source
Yes
Exact Product Match
probable
What It Establishes
Construction-by-function information including plant-based PE/PP layers, SAP/pulp core and backsheet materials.
Limitations
Not recorded
Source Id
PUR-S3
Title
Pura Nappies retailer listing
URL
https://www.ocado.com/products/pura-nappies-size-2/645914011
Source Type
major_retailer
Organization
Ocado
Publication Date
Not recorded
Update Date
Not recorded
Access Date
2026-09-16
Primary Source
No
Exact Product Match
probable
What It Establishes
Package-generation evidence including OEKO-TEX STANDARD 100 certificate 1612065 Centexbel and newer product presentation.
Limitations
Retailer/UK SKU; must not be silently substituted for U.S. SKU.
Source Id
PUR-S4
Title
Pura Eco Baby Nappies
URL
https://www.allergyuk.org/our-services/allergyuk-products/pura-eco-baby-nappies/
Source Type
certification_database
Organization
Allergy UK
Publication Date
Not recorded
Update Date
Not recorded
Access Date
2026-09-16
Primary Source
Yes
Exact Product Match
probable
What It Establishes
Allergy UK approved-product listing.
Limitations
Not recorded
Source Id
PUR-S5
Title
Disposable Diapers & PFAS / fluorine testing investigation
URL
https://mamavation.com/motherhood/diapers-pfas-forever-chemicals.html
Source Type
independent_testing_report
Organization
Mamavation
Publication Date
Not recorded
Update Date
Not recorded
Access Date
2026-09-16
Primary Source
No
Exact Product Match
probable
What It Establishes
Organic-fluorine screening result for Pura Super Soft & Comfy enhanced-with-organic-cotton Size 6.
Limitations
Not recorded

Ingredient & material research library · How we assess evidence

Read the category’s editorial sources

Final verdict against our diapers standard

This is the published editorial verdict. Read the formulation caveats and working research above; the imported evidence has not automatically re-scored this product.

Clean Published as Clean under the published standard for diapers, based on the specific, dated findings above. That standard was written before this or any other product on the page was evaluated, and doesn't change to fit a favorite — see the full site-wide standard for how every category is held to the same process.

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