Biolage Hydrasource Shampoo
Lower concern profile; typical rinse-off shampoo with no known PFAS-prone ingredients.
This rinse-off shampoo lacks waterproofing, grease-resistance, or Teflon-family coating coatings typical of PFAS use. The brand does not disclose PFAS testing or make a PFAS-free claim.
We flunk more products than we pass. This one earned its grade. How we grade
Material
aqueous surfactant blend, silicones, botanical extracts
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
No PFAS disclosure
The company has not publicly discussed PFAS in this product.
Category baseline
cosmetics is a category where PFAS exposure is more common.
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.
What’s reassuring
Safe base material
Made from ceramic, mineral, or natural fiber with no PFAS risk.
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
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.
Source: FDA ↗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.
What we don’t know
- Basis
- Model estimate, 72% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Biolage has made none
Formulations change between production runs, so check the current label. How we grade.
Safer alternatives in Shampoo
Credo Beauty
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Fragrance allergens or undisclosed fragrance components
Limited concern
Mechanical irritation from crystal size and shape
Moderate concern
Low risk, salt scrub formulation carries minimal PFAS concern.
✓Verified PFAS-free by a third party
Puracy
Public Goods Shampoo Refill
aqueous surfactant-based liquid shampoo
1,4-dioxane (surfactant byproduct)
Limited concern
Fragrance allergens (undisclosed components)
Limited concern
Bacterial or mold growth in refill container
Limited concern
Lower concern for a MADE SAFE certified shampoo avoiding fluorinated ingredients.
✓Verified PFAS-free by a third party
Puracy
Natural Shampoo
aqueous surfactants, plant-derived cleansers
1,4-dioxane (contaminant in ethoxylated surfactants)
Limited concern
Fragrance allergens and sensitizers
Limited concern
Formaldehyde / VOCs
Limited concern
Lower concern for a liquid shampoo with minimal PFAS risk in this category.
⚠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.