Non-Toxic Smart Rings, ranked by PFAS grade
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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.
All 34 smart rings PFAS Authority has graded reach its 70 point pass mark for PFAS and other toxins, as of November 2026. The highest graded is Even Realities Even R1 Smart Ring at 85 out of 100.
The full ranking is below, best-graded first, with every score linking to the evidence behind it.
Are smart rings safe?
34 of the 34 smart rings we graded come back low-concern on our screen and 0 do not. Our grades are model-based assessments built from published materials, ingredient lists, certifications and brand disclosures, not laboratory tests, so they say what we can evidence rather than that anything is safe.
Best graded smart rings here
- 1Even Realities Even R1 Smart Ring 85 out of 100
- 2Smart Ring 3 Silver / 9#19.1mm / Standard with 1 Charging Case 85 out of 100
- 3Smart Ring Titan Rose Golden / 11#20.6mm 85 out of 100
Start here
The best non-toxic water-resistant smart rings & bands, ranked by grade
Buyer’s guide
What to look for in water-resistant smart rings & bands, and which brands grade best and worst
Which water-resistant smart rings & bands are PFAS-free? Good or Excellent, best-graded first
- titanium, stainless steel, sapphire crystal
- We found no PFAS statement from the brand
- Band material variability
2 hazards checked on this product, all on its full breakdown.
Smart Ring 3 Silver / 9#19.1mm / Standard with 1 Charging Case
- Titanium alloy, sapphire crystal, stainless steel
- We found no PFAS statement from the brand
- Nickel leaching (from stainless steel components)
3 hazards checked on this product, all on its full breakdown.
Smart Ring Titan Rose Golden / 11#20.6mm
- Titanium alloy body with ceramic crown
- We found no PFAS statement from the brand
- Nickel leaching from alloy components
2 hazards checked on this product, all on its full breakdown.
- Titanium, stainless steel, sapphire glass
- We found no PFAS statement from the brand
- Nickel release from metal components
3 hazards checked on this product, all on its full breakdown.
- Titanium alloy and ceramic composite
- We found no PFAS statement from the brand
- Ceramic coating degradation and particle release
3 hazards checked on this product, all on its full breakdown.
Bluetooth Ring 3.0 Pack Smart Digital Weight Control
- Stainless steel ring with silicone band, anodized aluminum electronics
- We found no PFAS statement from the brand
- Silicone band skin contact and degradation
4 hazards checked on this product, all on its full breakdown.
- Titanium, stainless steel, and silicone core
- We found no PFAS statement from the brand
- Silicone leaching (oligomers/cyclic siloxanes)
3 hazards checked on this product, all on its full breakdown.
- Titanium, rose gold plating
- We found no PFAS statement from the brand
- Nickel leaching from plating
4 hazards checked on this product, all on its full breakdown.
- Titanium and ceramic composite ring
- We found no PFAS statement from the brand
- Ceramic coating degradation
2 hazards checked on this product, all on its full breakdown.
Honor
Original HONOR Insix Smart Health Ring X1A-08/10/12 Works with HONOR Magic V3
- Titanium alloy ring body, likely ceramic or sapphire sensor cover
- We found no PFAS statement from the brand
- Nickel release from titanium alloy
2 hazards checked on this product, all on its full breakdown.
Oura
Ring 5 - Smart Ring - Size Before You Buy with OR5 Sizing Kit - Size 11 - Silver - (2026)
- titanium, stainless steel, sapphire crystal
- We found no PFAS statement from the brand
- Skin sensitization or irritation from prolonged contact
2 hazards checked on this product, all on its full breakdown.
- Stainless steel ring with unknown coatings or finishes
- We found no PFAS statement from the brand
- Nickel leaching from unknown plating or finish
4 hazards checked on this product, all on its full breakdown.
- Stainless steel, sapphire crystal
- We found no PFAS statement from the brand
- Stainless steel corrosion and nickel release
3 hazards checked on this product, all on its full breakdown.
- Titanium alloy case
- We found no PFAS statement from the brand
- Nickel in alloy
3 hazards checked on this product, all on its full breakdown.
Smart Ring 3 Standard with 1 Charging Case
- Titanium and stainless steel body with unspecified coatings; charging case likely polymer
- We found no PFAS statement from the brand
- Unspecified coatings on titanium/steel body
4 hazards checked on this product, all on its full breakdown.
1-Sense Active Multi-Functional Health Tracking Smart Ring
- Titanium alloy band, elastomer strap
- We found no PFAS statement from the brand
- Elastomer strap degradation (leachate risk)
3 hazards checked on this product, all on its full breakdown.
- Titanium alloy
- We found no PFAS statement from the brand
- Nickel in titanium alloy
3 hazards checked on this product, all on its full breakdown.
Amazfit
Helio Smart Ring Health Tracker, No Subscription, Monitors Sleep, Heart Rate & Stress, Titanium Alloy, Water-Res
- Titanium alloy
- We found no PFAS statement from the brand
- Battery or internal component leakage
2 hazards checked on this product, all on its full breakdown.
- Titanium alloy band, ceramic/glass display, elastomer strap
- We found no PFAS statement from the brand
- Elastomer strap composition and additives
2 hazards checked on this product, all on its full breakdown.
- Electronic device with IP68 polymer/elastomer housing
- We found no PFAS statement from the brand
- Elastomer/polymer leachables (migration)
3 hazards checked on this product, all on its full breakdown.
- Titanium alloy case, polymer band
- We found no PFAS statement from the brand
- Polymer band composition and residual monomers
2 hazards checked on this product, all on its full breakdown.
- Titanium, stainless steel core
- We found no PFAS statement from the brand
- Seal degradation and water ingress
5 hazards checked on this product, all on its full breakdown.
- Titanium, stainless steel, sapphire crystal
- We found no PFAS statement from the brand
- Nickel in stainless steel (skin sensitization)
3 hazards checked on this product, all on its full breakdown.
- Titanium body
- We found no PFAS statement from the brand
- Cadmium
2 hazards checked on this product, all on its full breakdown.
- 85RingConn Smart Ring Gen 2
- 85 Smart Ring 3 Pro
- 85 Smart Ring With Heart Rate Blood Oxygen Sleep Monitoring & Sports Modes - Size 8 - Gold
- 85 OPOVE O Ring 24/7 Health Tracking with HRV Stress
- 85 PRIMEPLUS Smart Ring Health Tracker
- 85 PRIMEPLUS - Smart Ring Health Tracker for Men Women, Sleep/Stress/Exercise Monitor, IP68, Long Battery, No Subscription
- 85Oura Ring Gen3 Horizon Smart Ring
- 85Oura Smart Ring
- 85 Rollme R11 ECG Smart Health Ring
- 85Samsung Galaxy Ring, Ai Smart Ring, Size 7, Titanium Gold
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