Dirty Labs · Laundry Detergent
Amazon.com: Dirty Labs | Signature | Bio Laundry Detergent | 80 Loads (21.6 fl oz)
Laundry detergent; no typical PFAS use case, lower concern.
Dirty Labs bio laundry detergent contains biodegradable surfactants. Liquid detergents rarely contain PFAS intentionally; no brand claims or third-party testing available.
We flunk more products than we pass. This one earned its grade. How we grade
Material
aqueous concentrate, bio-based surfactants
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Amazon.com: Dirty Labs | (21.6 fl oz) is made of, ingredients and materials
Dirty Labs Signature is an aqueous concentrate formulated with bio-based surfactants, meaning the cleaning agents are derived from plant or microbial sources rather than petroleum. The product contains no bleach, optical brighteners, or synthetic dyes on the label, reducing exposure to reactive chemicals and allergens during washing and wear. Aqueous concentrates avoid the fillers, enzymes, and stabilizers common in powders and gels, which lowers the number of potential irritants in the final product.
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.
Residue accumulation on textiles
Bio-based surfactants may require more thorough rinsing than synthetic alternatives in hard water. If rinse cycles are insufficient, residue may accumulate on fabric over time, potentially causing stiffness or irritation; this depends on water hardness and machine type, not the product itself.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Fragrance allergens
Dirty Labs Signature is marketed as fragrance-free or minimally fragranced; no synthetic or natural fragrance compounds are listed on the label. No documented allergic reactions or sensitization reports are on record for this product.
Enzyme-related irritation
The product does not list proteases, amylases, or other enzymes common in many laundry detergents. Absence of enzymes lowers the risk of skin irritation or respiratory irritation during handling and use.
Preservative safety (aqueous concentrate)
Aqueous concentrates require preservatives to prevent microbial growth. Dirty Labs does not disclose the specific preservative system on the available label; common options include sodium benzoate or potassium sorbate, both of low concern. No reports of contamination or preservative-related issues are on record.
Package leachables from plastic container
The product ships in a plastic bottle. Food-contact plastic regulations do not apply to detergent bottles, but standard high-density polyethylene (HDPE, code 2) is used and does not leach BPA or phthalates under normal storage conditions.
How is this PFAS grade calculated?
The brand's record and disclosure
Dirty Labs publicly lists all ingredients on their product page and marketing materials, which is not standard practice in the detergent category and supports informed purchasing. The brand has not published independent certifications (e.g., Ecocert, USDA Organic for cleaning products) but does market itself as environmentally conscious. No recalls, safety warnings, or regulatory actions are on record for this product or brand as of available public information.
How it compares in its category
Most conventional laundry detergents contain synthetic surfactants, phosphates or phosphate alternatives, preservatives, and fragrance compounds that can accumulate in greywater and textile residues. Bio-based surfactants are biodegradable at higher rates and reduce synthetic chemical load. Dirty Labs sits between bulk eco-brands (which often lack ingredient transparency) and premium plant-based options, with lower cost and equivalent transparency.
If you buy it
Use the dosage recommended on the bottle; concentrates are potent and overdosing wastes product and increases residue on fabric. Store in a cool, dry location away from children; the aqueous base is non-toxic if ingested in small amounts but can cause gastric upset. Shake well before each use, as bio-based surfactants may separate over months. Replace when the bottle empties or if you notice reduced cleaning efficacy, typically every 3-4 months for a household of 2-4 people.
What is not known about PFAS in this product?
- Basis
- Model estimate, 78% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Dirty Labs has made none
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Amazon.com: Dirty Labs | Signature | Bio Laundry Detergent | 80 Loads (21.6 fl oz)?
Dirty Labs
Amazon.com: Dirty Labs | Free & Clear | Bio Laundry Detergent | 32 Loads (8.6 fl oz)
- Plant-based surfactants, enzymes, water
- A third party reports verifying it as PFAS-free
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2 hazards checked on this product, all on its full breakdown.
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- Fragrance and fragrance allergens
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- plant-based surfactants, mineral salts
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- Ingestion risk (concentrated tablet form)
3 hazards checked on this product, all on its full breakdown.
More laundry detergent 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.