90/ 100
A
OverallC72/100
Dr Bronner's Baby Unscented Pure Castile Liquid Soap

Dr. Bronner's · Body Wash

Dr Bronner's Baby Unscented Pure Castile Liquid Soap

A · Very low PFAS

Lower PFAS concern, pure castile liquid soap has no typical vector for forever chemicals.

Verdict: BuyPlant-based castile soap with no known hazards; minimal processing and transparent ingredient list make it a safer choice for infant/sensitive skin.

Dr. Bronner's Baby Castile Soap is a simple plant-oil-based liquid cleanser with no coatings, water-repellency treatments, or grease-resistant packaging that would introduce PFAS. The brand does not claim PFAS-free status, but the product category and material composition pose minimal PFAS risk.

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Material

Plant-based soap (coconut, olive, palm oils)

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

Why this grade

Category baseline

cosmetics is a category where PFAS exposure is more common.

Hurts the grade

Safe base material

Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).

Helps the grade

The full breakdown

What it's made of and why it matters

Dr. Bronner's Baby Unscented is a true castile soap made primarily from saponified coconut, olive, and palm oils with minimal additives. The 'unscented' formulation removes fragrance allergens and synthetic fragrance compounds, reducing irritation risk for infants and sensitive skin. Castile soaps are alkaline (pH ~8-9) but rinse completely, leaving no synthetic residue or coating on skin, which is why they've been used safely for centuries.

The brand's record and disclosure

Dr. Bronner's publishes detailed ingredient lists and has never faced significant safety recalls for this product line. The company is transparent about using organic oils where possible and does not use EDTA, parabens, or synthetic preservatives. The brand does not actively market PFAS-free status but produces no formulations containing typical PFAS vectors (fluorinated coatings, water-repellent treatments, or synthetic polymers).

How it compares in its category

Most commercial baby body washes contain preservatives (methylisothiazolinone, parabens), thickeners, and fragrance compounds that castile soap avoids entirely. This product's simplicity is an advantage: fewer ingredients mean fewer synthetic additives to react with infant skin. Compared to coconut oil or soap alternatives, castile's rapid biodegradability and lack of emulsifiers make it environmentally cleaner, though some prefer the creaminess of alternatives.

If you buy it

Use only a small amount (dime-sized for infant bodies) because castile is concentrated and highly sudsy. Store in a cool, dry place; the soap itself does not require special conditions. Do not dilute with tap water before storage (risk of bacterial growth in diluted product). Safe for regular infant use; rinse thoroughly after application to prevent residual alkalinity on sensitive areas.

Beyond PFAS: other things we checked

Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”

None known

Fragrance allergens

The 'Unscented' designation confirms no added fragrance or essential oils, eliminating this common irritant for babies and atopic skin.

None known

Synthetic preservatives and antimicrobials

Castile soap's alkaline pH and absence of added water mean no preservative system is needed; no parabens, phenoxyethanol, or methylisothiazolinone are listed.

Possible

Heavy metals in natural oils

Coconut and olive oils can accumulate trace cadmium and lead from soil; Dr. Bronner's does not publicly disclose heavy metal testing results, though risk is generally low in established food-grade oil suppliers.

Reported

Skin irritation from alkalinity

Castile soap is pH 8-9, higher than infant skin's natural pH 4.5-5.5; overuse or inadequate rinsing can cause temporary irritation in very sensitive or eczema-prone infants, though no severe adverse events are documented for this product.

Possible

Bacterial growth if diluted or stored improperly

If users dilute the concentrate with tap water and store at room temperature, bacterial colonization can occur; concentrated product is stable, but diluted formulations lack preservatives.

What we don’t know

This grade is a model-based estimate from public materials, coatings, and brand disclosure at 88% confidence. It is not a lab result.

No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.

The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.

Formulations and coatings change between production runs. Always check the current label before buying.

More body wash 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.