Biolage · Shampoo
Biolage Hydrasource Shampoo
Lower-concern profile; typical rinse-off shampoo with no known PFAS-prone ingredients, but brand offers no explicit assurance.
Biolage Hydrasource is a rinse-off shampoo without obvious PFAS risk factors, no waterproofing, grease-resistance, or Teflon-family coating coatings typical of PFAS use. However, the brand does not publicly disclose PFAS testing or make a PFAS-free claim, leaving some residual uncertainty.
Shop Biolage on Amazon →Material
aqueous surfactant blend, silicones, botanical extracts
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.
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
Biolage Hydrasource is an aqueous shampoo base with anionic surfactants (likely sodium lauryl sulfate or similar), silicones for conditioning, and botanical extracts (water lily, hyaluronic acid-type humectants). The silicones and surfactant blend are rinsed away during use, minimizing systemic exposure. No reported use of formaldehyde-releasing preservatives or talc in this line based on publicly available ingredient disclosures.
The brand's record and disclosure
Biolage (Matrix parent company) does not publicly issue PFAS avoidance statements or third-party certifications (e.g., EWG Verified, Made Safe). The brand lists ingredients on packaging and websites but offers no transparency reports on supplier practices or testing for contaminants like 1,4-dioxane. No major recalls or safety controversies specific to this product are on record.
How it compares in its category
Hydrasource occupies the mid-market shampoo space; comparable products include Pantene, SheaMoisture, and Cantu. Unlike some premium or 'clean' alternatives, Biolage does not highlight fragrance disclosure, hypoallergenic claims, or heavy-metal testing. The silicone content is standard for a conditioning shampoo and not a differentiator in safety terms.
If you buy it
Use as directed; rinse thoroughly to minimize residue on skin. Store in a cool, dry place away from direct heat. Watch for scalp irritation if you have known surfactant sensitivity; discontinue if redness or itching develops. Replace every 6-12 months or when efficacy declines. No special precautions needed for this product category.
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.”
1,4-dioxane (contamination in surfactant supply chain)
Anionic surfactants can be contaminated with 1,4-dioxane during manufacturing, though levels are typically very low in rinse-off products. Biolage does not publicly disclose testing or supplier controls for this contaminant.
Fragrance allergens and undisclosed components
Biolage does not break down fragrance composition on labels (standard industry practice). Individuals with fragrance sensitivity or respiratory reactivity to shampoo aerosols may experience mild irritation; no serious adverse events are documented for this product.
Surfactant-induced scalp irritation
Anionic surfactants at high concentration can strip skin oils and cause dryness or mild irritation in sensitive individuals; this is not unique to Biolage but depends on individual skin barrier function and application frequency.
Silicone buildup with repeated use
Silicones in this shampoo are water-soluble dimethicones designed to rinse completely; no credible evidence of long-term scalp or hair accumulation from this formulation. Buildup concerns are largely anecdotal.
Heavy metals in botanical extracts
Biolage does not disclose heavy-metal testing for plant-derived ingredients (water lily, hyaluronic acid). Rinse-off exposure is minimal, but no public assurance of purity is available.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% 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.
Safer alternatives in Shampoo
Credo Beauty
Roz Salt Scalp Scrub
salt crystals, mineral-based scrub
Lower-concern buy, salt scrub formulation carries minimal inherent PFAS risk.
✓Verified PFAS-free by a third party
Puracy
Public Goods Shampoo Refill
aqueous surfactant-based liquid shampoo
Lower-concern shampoo refill; Puracy's MADE SAFE cert and no-PFAS positioning align, but cosmetic formulation labs are rarely published.
✓Verified PFAS-free by a third party
Puracy
Natural Baby Shampoo Body Wash
water-based surfactants, plant-derived ingredients, aqueous solution
Lower PFAS concern, liquid cosmetic with no water-resistant or nonstick triggers.
⚠Risky category by default
More shampoo 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.