Does KastKing fishing line have PFAS?
KastKing fishing line averages 76 out of 100 on PFAS Authority's PFAS and toxin screen across the 8 KastKing fishing line products graded as of November 2026, above the 75 out of 100 median for the 14 other fishing line brands graded alongside it.
KastKing fishing line averages Excellent on our four-band scale. 6 of the 8 we graded are worth buying. That is above 68% of the fishing line brands we grade.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
You may also be interested in
Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
KastKing fishing line worth buying Good or better, best-graded first
- Aluminum spool, stainless steel, machined metal parts
- We found no PFAS statement from the brand
- Aluminum corrosion and oxidation. Aluminum spools corrode if saltwater or moisture is not rinsed away; this…
3 hazards checked on this product, all on its full breakdown.
- Fiberglass composite rod, graphite/aluminum reel body
- We found no PFAS statement from the brand
- Graphite dust inhalation. Graphite components are stable during use, but excessive sanding, grinding, or…
- Aluminum spool, stainless steel, graphite body
- We found no PFAS statement from the brand
- Graphite composite degradation. Carbon-filled polymer body may shed microscopic graphite particles if cracked…
2 hazards checked on this product, all on its full breakdown.
- anodized aluminum, stainless steel, machined metal parts
- We found no PFAS statement from the brand
- Anodized aluminum coating degradation. Anodized layer can develop micro-cracks or pitting from saltwater…
3 hazards checked on this product, all on its full breakdown.
- Aluminum spool, stainless steel ball bearings, graphite composite body
- We found no PFAS statement from the brand
- Corrosion of aluminum spool. Aluminum spools corrode in saltwater or wet storage if anodizing degrades.…
2 hazards checked on this product, all on its full breakdown.
- Aluminum body, stainless steel, metal gears
- We found no PFAS statement from the brand
- Aluminum corrosion and degradation. Aluminum bodies exposed to saltwater or freshwater minerals can develop…
3 hazards checked on this product, all on its full breakdown.
Which KastKing fishing line contains PFAS? Poor and Bad, we’d swap these
- Aluminum spool, metal frame, synthetic drag material
- We found no PFAS statement from the brand
- Undisclosed lubricants and drag additives. Synthetic drag materials in reels often contain silicone oils…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on Amazon
- Metal reel body, polymer components, likely epoxy or polyurethane coatings
- We found no PFAS statement from the brand
- Coating degradation and metal leaching. Epoxy or polyurethane topcoats on aluminum bodies can crack or peel…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonBetter fishing line from other brands
Graded higher than the KastKing average of 76.
- Monofilament nylon fishing line
- We found no PFAS statement from the brand
- Microplastic shedding during use
- Monofilament nylon fishing line
- We found no PFAS statement from the brand
- Microplastic fragmentation
- Monofilament nylon fishing line
- We found no PFAS statement from the brand
- UV degradation and polymer brittleness
2 hazards checked on this product, all on its full breakdown.
The same question, asked of the other fishing line brands
Best average grade first. KastKing averages 76.
See every KastKing product we grade on the KastKing brand page, or the full fishing line ranking.