Sorted by the best research stage of each product's ingredients, then by price. A stage describes research on the ingredient, not proof that the product works.
Fitness trackers: watches, bands and rings 2 Small studies in people
Helio StrapFitness trackers: watches, bands and rings2 This type: small studies in people$99.99Fitbit Charge 6Fitness trackers: watches, bands and rings2 This type: small studies in people$159.95RingConn Gen 2 AirFitness trackers: watches, bands and rings2 This type: small studies in people$199Amazfit Helio Strap ProFitness trackers: watches, bands and rings2 This type: small studies in people$199.99Polar LoopFitness trackers: watches, bands and rings2 This type: small studies in people$199.99Apple Watch SE 3Fitness trackers: watches, bands and rings2 This type: small studies in people$229Hume Band 2.0Fitness trackers: watches, bands and rings2 This type: small studies in people$249Google Pixel Watch 4Fitness trackers: watches, bands and rings2 This type: small studies in people$249.99Galaxy RingFitness trackers: watches, bands and rings2 This type: small studies in people$299.99Galaxy Watch8Fitness trackers: watches, bands and rings2 This type: small studies in people$299.99vívoactive 6Fitness trackers: watches, bands and rings2 This type: small studies in people$299.99RingConn Gen 3Fitness trackers: watches, bands and rings2 This type: small studies in people$349WHOOP MGFitness trackers: watches, bands and rings2 This type: small studies in people$359Galaxy Watch9Fitness trackers: watches, bands and rings2 This type: small studies in people$379.99Apple Watch Series 11Fitness trackers: watches, bands and rings2 This type: small studies in people$399Oura Ring 5Fitness trackers: watches, bands and rings2 This type: small studies in people$399Ultrahuman Ring PROFitness trackers: watches, bands and rings2 This type: small studies in people$479Venu® 4Fitness trackers: watches, bands and rings2 This type: small studies in people$549.99ScanWatch NovaFitness trackers: watches, bands and rings2 This type: small studies in people$599.95
Compare Fitness trackers: watches, bands and rings products by price per serving →
Home blood pressure monitors 4 Widely recommended
iHealth Track Blood Pressure MonitorHome blood pressure monitors4 This type: widely recommended$59.99iHealth Neo Wireless Blood Pressure MonitorHome blood pressure monitors4 This type: widely recommended$79.99Pro-Series Bluetooth Blood Pressure MonitorHome blood pressure monitors4 This type: widely recommended$79.995 Series® Upper Arm Blood Pressure MonitorHome blood pressure monitors4 This type: widely recommended$83.99Ultraconnect WirelessHome blood pressure monitors4 This type: widely recommended$94.6410 Series® Upper Arm Blood Pressure MonitorHome blood pressure monitors4 This type: widely recommended$118.99BPM ConnectHome blood pressure monitors4 This type: widely recommended$129.95BPM VisionHome blood pressure monitors4 This type: widely recommended$179.95
Compare Home blood pressure monitors products by price per serving →
Smart scales 2 Small studies in people
Garmin Index™ S2 Smart ScaleSmart scales2 This type: small studies in people$199.99MorphoScan Nova Body Composition ScaleSmart scales2 This type: small studies in people$199.99Body CompSmart scales2 This type: small studies in people$229.95Body ScanSmart scales2 This type: small studies in people$499.95
Air pollution (outdoor and indoor) 2 Small studies in people
Levoit Core® 300-P Air PurifierAir pollution (outdoor and indoor)2 This type: small studies in people$89.99Airmega Mighty AP-1512HHAir pollution (outdoor and indoor)2 This type: small studies in people$239.99Blue Pure 211i MaxAir pollution (outdoor and indoor)2 This type: small studies in people$349.99
Compare Air pollution (outdoor and indoor) products by price per serving →
PFAS ("forever chemicals") 2 Small studies in people
Brita™ Elite Replacement FiltersPFAS ("forever chemicals")2 This type: small studies in people$19.9910 Cup PitcherPFAS ("forever chemicals")2 This type: small studies in people$37.993-Stage Claryum® Under Sink Water FilterPFAS ("forever chemicals")2 This type: small studies in people$349.99
Compare PFAS ("forever chemicals") products by price per serving →
Continuous glucose monitors 2 Small studies in people
Stelo Wearable Glucose BiosensorContinuous glucose monitors2 This type: small studies in people$37.99Dexcom G7 15 DayContinuous glucose monitors2 This type: small studies in people$192.52
Compare Continuous glucose monitors products by price per serving →